2013129375

素因数分解:

$3^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:638

約数の個数: 80

約数和(自身を含む): 3585127392

約数和(自身を除く): 1571998017

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 137, 255, 375, 411, 425, 461, 625, 685, 1275, 1383, 1875, 2055, 2125, 2305, 2329, 3425, 6375, 6915, 6987, 7837, 10275, 10625, 11525, 11645, 17125, 23511, 31875, 34575, 34935, 39185, 51375, 57625, 58225, 63157, 85625, 117555, 172875, 174675, 189471, 195925, 256875, 288125, 291125, 315785, 587775, 864375, 873375, 947355, 979625, 1073669, 1455625, 1578925, 2938875, 3221007, 4366875, 4736775, 4898125, 5368345, 7894625, 14694375, 16105035, 23683875, 26841725, 39473125, 80525175, 118419375, 134208625, 402625875, 671043125, 2013129375]

約数ペア:

[(1, 2013129375), (3, 671043125), (5, 402625875), (15, 134208625), (17, 118419375), (25, 80525175), (51, 39473125), (75, 26841725), (85, 23683875), (125, 16105035), (137, 14694375), (255, 7894625), (375, 5368345), (411, 4898125), (425, 4736775), (461, 4366875), (625, 3221007), (685, 2938875), (1275, 1578925), (1383, 1455625), (1875, 1073669), (2055, 979625), (2125, 947355), (2305, 873375), (2329, 864375), (3425, 587775), (6375, 315785), (6915, 291125), (6987, 288125), (7837, 256875), (10275, 195925), (10625, 189471), (11525, 174675), (11645, 172875), (17125, 117555), (23511, 85625), (31875, 63157), (34575, 58225), (34935, 57625), (39185, 51375)]