20160355875

素因数分解:

$3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{1381}}^1\times {\mathrm{3539}}^1$

素因数の和:4949

約数の個数: 64

約数和(自身を含む): 36633392640

約数和(自身を除く): 16473036765

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 825, 1375, 1381, 3539, 4125, 4143, 6905, 10617, 15191, 17695, 20715, 34525, 38929, 45573, 53085, 75955, 88475, 103575, 116787, 172625, 194645, 227865, 265425, 379775, 442375, 517875, 583935, 973225, 1139325, 1327125, 1898875, 2919675, 4866125, 4887359, 5696625, 14598375, 14662077, 24436795, 53760949, 73310385, 122183975, 161282847, 268804745, 366551925, 610919875, 806414235, 1344023725, 1832759625, 4032071175, 6720118625, 20160355875]

約数ペア:

[(1, 20160355875), (3, 6720118625), (5, 4032071175), (11, 1832759625), (15, 1344023725), (25, 806414235), (33, 610919875), (55, 366551925), (75, 268804745), (125, 161282847), (165, 122183975), (275, 73310385), (375, 53760949), (825, 24436795), (1375, 14662077), (1381, 14598375), (3539, 5696625), (4125, 4887359), (4143, 4866125), (6905, 2919675), (10617, 1898875), (15191, 1327125), (17695, 1139325), (20715, 973225), (34525, 583935), (38929, 517875), (45573, 442375), (53085, 379775), (75955, 265425), (88475, 227865), (103575, 194645), (116787, 172625)]