119964520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{821}}^1$

素因数の和:1126

約数の個数: 64

約数和(自身を含む): 292073040

約数和(自身を除く): 172108520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 281, 520, 562, 821, 1124, 1405, 1642, 2248, 2810, 3284, 3653, 4105, 5620, 6568, 7306, 8210, 10673, 11240, 14612, 16420, 18265, 21346, 29224, 32840, 36530, 42692, 53365, 73060, 85384, 106730, 146120, 213460, 230701, 426920, 461402, 922804, 1153505, 1845608, 2307010, 2999113, 4614020, 5998226, 9228040, 11996452, 14995565, 23992904, 29991130, 59982260, 119964520]

約数ペア:

[(1, 119964520), (2, 59982260), (4, 29991130), (5, 23992904), (8, 14995565), (10, 11996452), (13, 9228040), (20, 5998226), (26, 4614020), (40, 2999113), (52, 2307010), (65, 1845608), (104, 1153505), (130, 922804), (260, 461402), (281, 426920), (520, 230701), (562, 213460), (821, 146120), (1124, 106730), (1405, 85384), (1642, 73060), (2248, 53365), (2810, 42692), (3284, 36530), (3653, 32840), (4105, 29224), (5620, 21346), (6568, 18265), (7306, 16420), (8210, 14612), (10673, 11240)]