100997440

素因数分解:

$2^6\times 5^1\times {\mathrm{315617}}^1$

素因数の和:315634

約数の個数: 28

約数和(自身を含む): 240500916

約数和(自身を除く): 139503476

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 315617, 631234, 1262468, 1578085, 2524936, 3156170, 5049872, 6312340, 10099744, 12624680, 20199488, 25249360, 50498720, 100997440]

約数ペア:

[(1, 100997440), (2, 50498720), (4, 25249360), (5, 20199488), (8, 12624680), (10, 10099744), (16, 6312340), (20, 5049872), (32, 3156170), (40, 2524936), (64, 1578085), (80, 1262468), (160, 631234), (320, 315617)]