156988125020

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2311}}^1\times {\mathrm{55681}}^1$

素因数の和:58062

約数の個数: 48

約数和(自身を含む): 335230585536

約数和(自身を除く): 178242460516

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 2311, 4622, 9244, 11555, 23110, 46220, 55681, 111362, 140971, 222724, 278405, 281942, 556810, 563884, 704855, 1113620, 1409710, 2819420, 3396541, 6793082, 13586164, 16982705, 33965410, 67930820, 128678791, 257357582, 514715164, 643393955, 1286787910, 2573575820, 7849406251, 15698812502, 31397625004, 39247031255, 78494062510, 156988125020]

約数ペア:

[(1, 156988125020), (2, 78494062510), (4, 39247031255), (5, 31397625004), (10, 15698812502), (20, 7849406251), (61, 2573575820), (122, 1286787910), (244, 643393955), (305, 514715164), (610, 257357582), (1220, 128678791), (2311, 67930820), (4622, 33965410), (9244, 16982705), (11555, 13586164), (23110, 6793082), (46220, 3396541), (55681, 2819420), (111362, 1409710), (140971, 1113620), (222724, 704855), (278405, 563884), (281942, 556810)]