61191508

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 127612800

約数和(自身を除く): 66421292

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 179, 203, 358, 406, 421, 716, 812, 842, 1253, 1684, 2506, 2947, 5012, 5191, 5894, 10382, 11788, 12209, 20764, 24418, 36337, 48836, 72674, 75359, 85463, 145348, 150718, 170926, 301436, 341852, 527513, 1055026, 2110052, 2185411, 4370822, 8741644, 15297877, 30595754, 61191508]

約数ペア:

[(1, 61191508), (2, 30595754), (4, 15297877), (7, 8741644), (14, 4370822), (28, 2185411), (29, 2110052), (58, 1055026), (116, 527513), (179, 341852), (203, 301436), (358, 170926), (406, 150718), (421, 145348), (716, 85463), (812, 75359), (842, 72674), (1253, 48836), (1684, 36337), (2506, 24418), (2947, 20764), (5012, 12209), (5191, 11788), (5894, 10382)]