129442330

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1\times {\mathrm{643}}^1$

素因数の和:1182

約数の個数: 32

約数和(自身を含む): 239537088

約数和(自身を除く): 110094758

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 491, 643, 982, 1286, 2455, 3215, 4910, 6430, 20131, 26363, 40262, 52726, 100655, 131815, 201310, 263630, 315713, 631426, 1578565, 3157130, 12944233, 25888466, 64721165, 129442330]

約数ペア:

[(1, 129442330), (2, 64721165), (5, 25888466), (10, 12944233), (41, 3157130), (82, 1578565), (205, 631426), (410, 315713), (491, 263630), (643, 201310), (982, 131815), (1286, 100655), (2455, 52726), (3215, 40262), (4910, 26363), (6430, 20131)]