81411332

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 153323520

約数和(自身を除く): 71912188

約数列:

[1, 2, 4, 31, 47, 61, 62, 94, 122, 124, 188, 229, 244, 458, 916, 1457, 1891, 2867, 2914, 3782, 5734, 5828, 7099, 7564, 10763, 11468, 13969, 14198, 21526, 27938, 28396, 43052, 55876, 88877, 177754, 333653, 355508, 433039, 656543, 667306, 866078, 1313086, 1334612, 1732156, 2626172, 20352833, 40705666, 81411332]

約数ペア:

[(1, 81411332), (2, 40705666), (4, 20352833), (31, 2626172), (47, 1732156), (61, 1334612), (62, 1313086), (94, 866078), (122, 667306), (124, 656543), (188, 433039), (229, 355508), (244, 333653), (458, 177754), (916, 88877), (1457, 55876), (1891, 43052), (2867, 28396), (2914, 27938), (3782, 21526), (5734, 14198), (5828, 13969), (7099, 11468), (7564, 10763)]