20186565575

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{5413}}^1$

素因数の和:5696

約数の個数: 48

約数和(自身を含む): 27841646592

約数和(自身を除く): 7655081017

約数列:

[1, 5, 11, 25, 55, 71, 191, 275, 355, 781, 955, 1775, 2101, 3905, 4775, 5413, 10505, 13561, 19525, 27065, 52525, 59543, 67805, 135325, 149171, 297715, 339025, 384323, 745855, 1033883, 1488575, 1921615, 3729275, 4227553, 5169415, 9608075, 11372713, 21137765, 25847075, 56863565, 73405693, 105688825, 284317825, 367028465, 807462623, 1835142325, 4037313115, 20186565575]

約数ペア:

[(1, 20186565575), (5, 4037313115), (11, 1835142325), (25, 807462623), (55, 367028465), (71, 284317825), (191, 105688825), (275, 73405693), (355, 56863565), (781, 25847075), (955, 21137765), (1775, 11372713), (2101, 9608075), (3905, 5169415), (4775, 4227553), (5413, 3729275), (10505, 1921615), (13561, 1488575), (19525, 1033883), (27065, 745855), (52525, 384323), (59543, 339025), (67805, 297715), (135325, 149171)]