71887500

素因数分解:

$2^2\times 3^4\times 5^5\times {\mathrm{71}}^1$

素因数の和:112

約数の個数: 180

約数和(自身を含む): 238203504

約数和(自身を除く): 166316004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 71, 75, 81, 90, 100, 108, 125, 135, 142, 150, 162, 180, 213, 225, 250, 270, 284, 300, 324, 355, 375, 405, 426, 450, 500, 540, 625, 639, 675, 710, 750, 810, 852, 900, 1065, 1125, 1250, 1278, 1350, 1420, 1500, 1620, 1775, 1875, 1917, 2025, 2130, 2250, 2500, 2556, 2700, 3125, 3195, 3375, 3550, 3750, 3834, 4050, 4260, 4500, 5325, 5625, 5751, 6250, 6390, 6750, 7100, 7500, 7668, 8100, 8875, 9375, 9585, 10125, 10650, 11250, 11502, 12500, 12780, 13500, 15975, 16875, 17750, 18750, 19170, 20250, 21300, 22500, 23004, 26625, 28125, 28755, 31950, 33750, 35500, 37500, 38340, 40500, 44375, 47925, 50625, 53250, 56250, 57510, 63900, 67500, 79875, 84375, 88750, 95850, 101250, 106500, 112500, 115020, 133125, 143775, 159750, 168750, 177500, 191700, 202500, 221875, 239625, 253125, 266250, 287550, 319500, 337500, 399375, 443750, 479250, 506250, 532500, 575100, 665625, 718875, 798750, 887500, 958500, 1012500, 1198125, 1331250, 1437750, 1597500, 1996875, 2396250, 2662500, 2875500, 3594375, 3993750, 4792500, 5990625, 7188750, 7987500, 11981250, 14377500, 17971875, 23962500, 35943750, 71887500]

約数ペア:

[(1, 71887500), (2, 35943750), (3, 23962500), (4, 17971875), (5, 14377500), (6, 11981250), (9, 7987500), (10, 7188750), (12, 5990625), (15, 4792500), (18, 3993750), (20, 3594375), (25, 2875500), (27, 2662500), (30, 2396250), (36, 1996875), (45, 1597500), (50, 1437750), (54, 1331250), (60, 1198125), (71, 1012500), (75, 958500), (81, 887500), (90, 798750), (100, 718875), (108, 665625), (125, 575100), (135, 532500), (142, 506250), (150, 479250), (162, 443750), (180, 399375), (213, 337500), (225, 319500), (250, 287550), (270, 266250), (284, 253125), (300, 239625), (324, 221875), (355, 202500), (375, 191700), (405, 177500), (426, 168750), (450, 159750), (500, 143775), (540, 133125), (625, 115020), (639, 112500), (675, 106500), (710, 101250), (750, 95850), (810, 88750), (852, 84375), (900, 79875), (1065, 67500), (1125, 63900), (1250, 57510), (1278, 56250), (1350, 53250), (1420, 50625), (1500, 47925), (1620, 44375), (1775, 40500), (1875, 38340), (1917, 37500), (2025, 35500), (2130, 33750), (2250, 31950), (2500, 28755), (2556, 28125), (2700, 26625), (3125, 23004), (3195, 22500), (3375, 21300), (3550, 20250), (3750, 19170), (3834, 18750), (4050, 17750), (4260, 16875), (4500, 15975), (5325, 13500), (5625, 12780), (5751, 12500), (6250, 11502), (6390, 11250), (6750, 10650), (7100, 10125), (7500, 9585), (7668, 9375), (8100, 8875)]