156935360

素因数分解:

$2^6\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1223}}^1$

素因数の和:1641

約数の個数: 56

約数和(自身を含む): 374940576

約数和(自身を除く): 218005216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 401, 802, 1223, 1604, 2005, 2446, 3208, 4010, 4892, 6115, 6416, 8020, 9784, 12230, 12832, 16040, 19568, 24460, 25664, 32080, 39136, 48920, 64160, 78272, 97840, 128320, 195680, 391360, 490423, 980846, 1961692, 2452115, 3923384, 4904230, 7846768, 9808460, 15693536, 19616920, 31387072, 39233840, 78467680, 156935360]

約数ペア:

[(1, 156935360), (2, 78467680), (4, 39233840), (5, 31387072), (8, 19616920), (10, 15693536), (16, 9808460), (20, 7846768), (32, 4904230), (40, 3923384), (64, 2452115), (80, 1961692), (160, 980846), (320, 490423), (401, 391360), (802, 195680), (1223, 128320), (1604, 97840), (2005, 78272), (2446, 64160), (3208, 48920), (4010, 39136), (4892, 32080), (6115, 25664), (6416, 24460), (8020, 19568), (9784, 16040), (12230, 12832)]