180764740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{40897}}^1$

素因数の和:40936

約数の個数: 48

約数和(自身を含む): 432864432

約数和(自身を除く): 252099692

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 40897, 81794, 163588, 204485, 408970, 531661, 695249, 817940, 1063322, 1390498, 2126644, 2658305, 2780996, 3476245, 5316610, 6952490, 9038237, 10633220, 13904980, 18076474, 36152948, 45191185, 90382370, 180764740]

約数ペア:

[(1, 180764740), (2, 90382370), (4, 45191185), (5, 36152948), (10, 18076474), (13, 13904980), (17, 10633220), (20, 9038237), (26, 6952490), (34, 5316610), (52, 3476245), (65, 2780996), (68, 2658305), (85, 2126644), (130, 1390498), (170, 1063322), (221, 817940), (260, 695249), (340, 531661), (442, 408970), (884, 204485), (1105, 163588), (2210, 81794), (4420, 40897)]