25673480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{91691}}^1$

素因数の和:91709

約数の個数: 32

約数和(自身を含む): 66018240

約数和(自身を除く): 40344760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 91691, 183382, 366764, 458455, 641837, 733528, 916910, 1283674, 1833820, 2567348, 3209185, 3667640, 5134696, 6418370, 12836740, 25673480]

約数ペア:

[(1, 25673480), (2, 12836740), (4, 6418370), (5, 5134696), (7, 3667640), (8, 3209185), (10, 2567348), (14, 1833820), (20, 1283674), (28, 916910), (35, 733528), (40, 641837), (56, 458455), (70, 366764), (140, 183382), (280, 91691)]