401064680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{8803}}^1$

素因数の和:8898

約数の個数: 64

約数和(自身を含む): 969848640

約数和(自身を除く): 568783960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 85, 134, 136, 170, 268, 335, 340, 536, 670, 680, 1139, 1340, 2278, 2680, 4556, 5695, 8803, 9112, 11390, 17606, 22780, 35212, 44015, 45560, 70424, 88030, 149651, 176060, 299302, 352120, 589801, 598604, 748255, 1179602, 1197208, 1496510, 2359204, 2949005, 2993020, 4718408, 5898010, 5986040, 10026617, 11796020, 20053234, 23592040, 40106468, 50133085, 80212936, 100266170, 200532340, 401064680]

約数ペア:

[(1, 401064680), (2, 200532340), (4, 100266170), (5, 80212936), (8, 50133085), (10, 40106468), (17, 23592040), (20, 20053234), (34, 11796020), (40, 10026617), (67, 5986040), (68, 5898010), (85, 4718408), (134, 2993020), (136, 2949005), (170, 2359204), (268, 1496510), (335, 1197208), (340, 1179602), (536, 748255), (670, 598604), (680, 589801), (1139, 352120), (1340, 299302), (2278, 176060), (2680, 149651), (4556, 88030), (5695, 70424), (8803, 45560), (9112, 44015), (11390, 35212), (17606, 22780)]