91319480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{326141}}^1$

素因数の和:326159

約数の個数: 32

約数和(自身を含む): 234822240

約数和(自身を除く): 143502760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 326141, 652282, 1304564, 1630705, 2282987, 2609128, 3261410, 4565974, 6522820, 9131948, 11414935, 13045640, 18263896, 22829870, 45659740, 91319480]

約数ペア:

[(1, 91319480), (2, 45659740), (4, 22829870), (5, 18263896), (7, 13045640), (8, 11414935), (10, 9131948), (14, 6522820), (20, 4565974), (28, 3261410), (35, 2609128), (40, 2282987), (56, 1630705), (70, 1304564), (140, 652282), (280, 326141)]