101088640

素因数分解:

$2^7\times 5^1\times {\mathrm{157951}}^1$

素因数の和:157970

約数の個数: 32

約数和(自身を含む): 241666560

約数和(自身を除く): 140577920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 157951, 315902, 631804, 789755, 1263608, 1579510, 2527216, 3159020, 5054432, 6318040, 10108864, 12636080, 20217728, 25272160, 50544320, 101088640]

約数ペア:

[(1, 101088640), (2, 50544320), (4, 25272160), (5, 20217728), (8, 12636080), (10, 10108864), (16, 6318040), (20, 5054432), (32, 3159020), (40, 2527216), (64, 1579510), (80, 1263608), (128, 789755), (160, 631804), (320, 315902), (640, 157951)]