68388560

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{3733}}^1$

素因数の和:3975

約数の個数: 40

約数和(自身を含む): 159740520

約数和(自身を除く): 91351960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1145, 1832, 2290, 3664, 3733, 4580, 7466, 9160, 14932, 18320, 18665, 29864, 37330, 59728, 74660, 149320, 298640, 854857, 1709714, 3419428, 4274285, 6838856, 8548570, 13677712, 17097140, 34194280, 68388560]

約数ペア:

[(1, 68388560), (2, 34194280), (4, 17097140), (5, 13677712), (8, 8548570), (10, 6838856), (16, 4274285), (20, 3419428), (40, 1709714), (80, 854857), (229, 298640), (458, 149320), (916, 74660), (1145, 59728), (1832, 37330), (2290, 29864), (3664, 18665), (3733, 18320), (4580, 14932), (7466, 9160)]