81734275000

素因数分解:

$2^3\times 5^5\times 7^1\times {\mathrm{199}}^1\times {\mathrm{2347}}^1$

素因数の和:2584

約数の個数: 192

約数和(自身を含む): 220110912000

約数和(自身を除く): 138376637000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 125, 140, 175, 199, 200, 250, 280, 350, 398, 500, 625, 700, 796, 875, 995, 1000, 1250, 1393, 1400, 1592, 1750, 1990, 2347, 2500, 2786, 3125, 3500, 3980, 4375, 4694, 4975, 5000, 5572, 6250, 6965, 7000, 7960, 8750, 9388, 9950, 11144, 11735, 12500, 13930, 16429, 17500, 18776, 19900, 21875, 23470, 24875, 25000, 27860, 32858, 34825, 35000, 39800, 43750, 46940, 49750, 55720, 58675, 65716, 69650, 82145, 87500, 93880, 99500, 117350, 124375, 131432, 139300, 164290, 174125, 175000, 199000, 234700, 248750, 278600, 293375, 328580, 348250, 410725, 467053, 469400, 497500, 586750, 621875, 657160, 696500, 821450, 870625, 934106, 995000, 1173500, 1243750, 1393000, 1466875, 1642900, 1741250, 1868212, 2053625, 2335265, 2347000, 2487500, 2933750, 3269371, 3285800, 3482500, 3736424, 4107250, 4353125, 4670530, 4975000, 5867500, 6538742, 6965000, 7334375, 8214500, 8706250, 9341060, 10268125, 11676325, 11735000, 13077484, 14668750, 16346855, 16429000, 17412500, 18682120, 20536250, 23352650, 26154968, 29337500, 32693710, 34825000, 41072500, 46705300, 51340625, 58381625, 58675000, 65387420, 81734275, 82145000, 93410600, 102681250, 116763250, 130774840, 163468550, 205362500, 233526500, 291908125, 326937100, 408671375, 410725000, 467053000, 583816250, 653874200, 817342750, 1167632500, 1459540625, 1634685500, 2043356875, 2335265000, 2919081250, 3269371000, 4086713750, 5838162500, 8173427500, 10216784375, 11676325000, 16346855000, 20433568750, 40867137500, 81734275000]

約数ペア:

[(1, 81734275000), (2, 40867137500), (4, 20433568750), (5, 16346855000), (7, 11676325000), (8, 10216784375), (10, 8173427500), (14, 5838162500), (20, 4086713750), (25, 3269371000), (28, 2919081250), (35, 2335265000), (40, 2043356875), (50, 1634685500), (56, 1459540625), (70, 1167632500), (100, 817342750), (125, 653874200), (140, 583816250), (175, 467053000), (199, 410725000), (200, 408671375), (250, 326937100), (280, 291908125), (350, 233526500), (398, 205362500), (500, 163468550), (625, 130774840), (700, 116763250), (796, 102681250), (875, 93410600), (995, 82145000), (1000, 81734275), (1250, 65387420), (1393, 58675000), (1400, 58381625), (1592, 51340625), (1750, 46705300), (1990, 41072500), (2347, 34825000), (2500, 32693710), (2786, 29337500), (3125, 26154968), (3500, 23352650), (3980, 20536250), (4375, 18682120), (4694, 17412500), (4975, 16429000), (5000, 16346855), (5572, 14668750), (6250, 13077484), (6965, 11735000), (7000, 11676325), (7960, 10268125), (8750, 9341060), (9388, 8706250), (9950, 8214500), (11144, 7334375), (11735, 6965000), (12500, 6538742), (13930, 5867500), (16429, 4975000), (17500, 4670530), (18776, 4353125), (19900, 4107250), (21875, 3736424), (23470, 3482500), (24875, 3285800), (25000, 3269371), (27860, 2933750), (32858, 2487500), (34825, 2347000), (35000, 2335265), (39800, 2053625), (43750, 1868212), (46940, 1741250), (49750, 1642900), (55720, 1466875), (58675, 1393000), (65716, 1243750), (69650, 1173500), (82145, 995000), (87500, 934106), (93880, 870625), (99500, 821450), (117350, 696500), (124375, 657160), (131432, 621875), (139300, 586750), (164290, 497500), (174125, 469400), (175000, 467053), (199000, 410725), (234700, 348250), (248750, 328580), (278600, 293375)]