61777540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1$

素因数の和:493

約数の個数: 96

約数和(自身を含む): 153135360

約数和(自身を除く): 91357820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 29, 44, 46, 55, 58, 92, 110, 115, 116, 145, 220, 230, 253, 290, 319, 421, 460, 506, 580, 638, 667, 842, 1012, 1265, 1276, 1334, 1595, 1684, 2105, 2530, 2668, 3190, 3335, 4210, 4631, 5060, 6380, 6670, 7337, 8420, 9262, 9683, 12209, 13340, 14674, 18524, 19366, 23155, 24418, 29348, 36685, 38732, 46310, 48415, 48836, 61045, 73370, 92620, 96830, 106513, 122090, 134299, 146740, 193660, 213026, 244180, 268598, 280807, 426052, 532565, 537196, 561614, 671495, 1065130, 1123228, 1342990, 1404035, 2130260, 2685980, 2808070, 3088877, 5616140, 6177754, 12355508, 15444385, 30888770, 61777540]

約数ペア:

[(1, 61777540), (2, 30888770), (4, 15444385), (5, 12355508), (10, 6177754), (11, 5616140), (20, 3088877), (22, 2808070), (23, 2685980), (29, 2130260), (44, 1404035), (46, 1342990), (55, 1123228), (58, 1065130), (92, 671495), (110, 561614), (115, 537196), (116, 532565), (145, 426052), (220, 280807), (230, 268598), (253, 244180), (290, 213026), (319, 193660), (421, 146740), (460, 134299), (506, 122090), (580, 106513), (638, 96830), (667, 92620), (842, 73370), (1012, 61045), (1265, 48836), (1276, 48415), (1334, 46310), (1595, 38732), (1684, 36685), (2105, 29348), (2530, 24418), (2668, 23155), (3190, 19366), (3335, 18524), (4210, 14674), (4631, 13340), (5060, 12209), (6380, 9683), (6670, 9262), (7337, 8420)]