128207848

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{4957}}^1$

素因数の和:5077

約数の個数: 32

約数和(自身を含む): 248990760

約数和(自身を除く): 120782912

約数列:

[1, 2, 4, 8, 53, 61, 106, 122, 212, 244, 424, 488, 3233, 4957, 6466, 9914, 12932, 19828, 25864, 39656, 262721, 302377, 525442, 604754, 1050884, 1209508, 2101768, 2419016, 16025981, 32051962, 64103924, 128207848]

約数ペア:

[(1, 128207848), (2, 64103924), (4, 32051962), (8, 16025981), (53, 2419016), (61, 2101768), (106, 1209508), (122, 1050884), (212, 604754), (244, 525442), (424, 302377), (488, 262721), (3233, 39656), (4957, 25864), (6466, 19828), (9914, 12932)]