68295280

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37117}}^1$

素因数の和:37153

約数の個数: 40

約数和(自身を含む): 165694752

約数和(自身を除く): 97399472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 37117, 74234, 148468, 185585, 296936, 371170, 593872, 742340, 853691, 1484680, 1707382, 2969360, 3414764, 4268455, 6829528, 8536910, 13659056, 17073820, 34147640, 68295280]

約数ペア:

[(1, 68295280), (2, 34147640), (4, 17073820), (5, 13659056), (8, 8536910), (10, 6829528), (16, 4268455), (20, 3414764), (23, 2969360), (40, 1707382), (46, 1484680), (80, 853691), (92, 742340), (115, 593872), (184, 371170), (230, 296936), (368, 185585), (460, 148468), (920, 74234), (1840, 37117)]