248963000

素因数分解:

$2^3\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1741}}^1$

素因数の和:1786

約数の個数: 128

約数和(自身を含む): 684815040

約数和(自身を除く): 435852040

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 88, 100, 104, 110, 125, 130, 143, 200, 220, 250, 260, 275, 286, 325, 440, 500, 520, 550, 572, 650, 715, 1000, 1100, 1144, 1300, 1375, 1430, 1625, 1741, 2200, 2600, 2750, 2860, 3250, 3482, 3575, 5500, 5720, 6500, 6964, 7150, 8705, 11000, 13000, 13928, 14300, 17410, 17875, 19151, 22633, 28600, 34820, 35750, 38302, 43525, 45266, 69640, 71500, 76604, 87050, 90532, 95755, 113165, 143000, 153208, 174100, 181064, 191510, 217625, 226330, 248963, 348200, 383020, 435250, 452660, 478775, 497926, 565825, 766040, 870500, 905320, 957550, 995852, 1131650, 1244815, 1741000, 1915100, 1991704, 2263300, 2393875, 2489630, 2829125, 3830200, 4526600, 4787750, 4979260, 5658250, 6224075, 9575500, 9958520, 11316500, 12448150, 19151000, 22633000, 24896300, 31120375, 49792600, 62240750, 124481500, 248963000]

約数ペア:

[(1, 248963000), (2, 124481500), (4, 62240750), (5, 49792600), (8, 31120375), (10, 24896300), (11, 22633000), (13, 19151000), (20, 12448150), (22, 11316500), (25, 9958520), (26, 9575500), (40, 6224075), (44, 5658250), (50, 4979260), (52, 4787750), (55, 4526600), (65, 3830200), (88, 2829125), (100, 2489630), (104, 2393875), (110, 2263300), (125, 1991704), (130, 1915100), (143, 1741000), (200, 1244815), (220, 1131650), (250, 995852), (260, 957550), (275, 905320), (286, 870500), (325, 766040), (440, 565825), (500, 497926), (520, 478775), (550, 452660), (572, 435250), (650, 383020), (715, 348200), (1000, 248963), (1100, 226330), (1144, 217625), (1300, 191510), (1375, 181064), (1430, 174100), (1625, 153208), (1741, 143000), (2200, 113165), (2600, 95755), (2750, 90532), (2860, 87050), (3250, 76604), (3482, 71500), (3575, 69640), (5500, 45266), (5720, 43525), (6500, 38302), (6964, 35750), (7150, 34820), (8705, 28600), (11000, 22633), (13000, 19151), (13928, 17875), (14300, 17410)]