126291580

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1\times {\mathrm{421}}^1$

素因数の和:766

約数の個数: 48

約数和(自身を含む): 271815264

約数和(自身を除く): 145523684

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 283, 421, 530, 566, 842, 1060, 1132, 1415, 1684, 2105, 2830, 4210, 5660, 8420, 14999, 22313, 29998, 44626, 59996, 74995, 89252, 111565, 119143, 149990, 223130, 238286, 299980, 446260, 476572, 595715, 1191430, 2382860, 6314579, 12629158, 25258316, 31572895, 63145790, 126291580]

約数ペア:

[(1, 126291580), (2, 63145790), (4, 31572895), (5, 25258316), (10, 12629158), (20, 6314579), (53, 2382860), (106, 1191430), (212, 595715), (265, 476572), (283, 446260), (421, 299980), (530, 238286), (566, 223130), (842, 149990), (1060, 119143), (1132, 111565), (1415, 89252), (1684, 74995), (2105, 59996), (2830, 44626), (4210, 29998), (5660, 22313), (8420, 14999)]