201501520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{3881}}^1$

素因数の和:3964

約数の個数: 80

約数和(自身を含む): 519877440

約数和(自身を除く): 318375920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 59, 80, 88, 110, 118, 176, 220, 236, 295, 440, 472, 590, 649, 880, 944, 1180, 1298, 2360, 2596, 3245, 3881, 4720, 5192, 6490, 7762, 10384, 12980, 15524, 19405, 25960, 31048, 38810, 42691, 51920, 62096, 77620, 85382, 155240, 170764, 213455, 228979, 310480, 341528, 426910, 457958, 683056, 853820, 915916, 1144895, 1707640, 1831832, 2289790, 2518769, 3415280, 3663664, 4579580, 5037538, 9159160, 10075076, 12593845, 18318320, 20150152, 25187690, 40300304, 50375380, 100750760, 201501520]

約数ペア:

[(1, 201501520), (2, 100750760), (4, 50375380), (5, 40300304), (8, 25187690), (10, 20150152), (11, 18318320), (16, 12593845), (20, 10075076), (22, 9159160), (40, 5037538), (44, 4579580), (55, 3663664), (59, 3415280), (80, 2518769), (88, 2289790), (110, 1831832), (118, 1707640), (176, 1144895), (220, 915916), (236, 853820), (295, 683056), (440, 457958), (472, 426910), (590, 341528), (649, 310480), (880, 228979), (944, 213455), (1180, 170764), (1298, 155240), (2360, 85382), (2596, 77620), (3245, 62096), (3881, 51920), (4720, 42691), (5192, 38810), (6490, 31048), (7762, 25960), (10384, 19405), (12980, 15524)]