91901240

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{16529}}^1$

素因数の和:16679

約数の個数: 32

約数和(自身を含む): 208278000

約数和(自身を除く): 116376760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 16529, 33058, 66116, 82645, 132232, 165290, 330580, 661160, 2297531, 4595062, 9190124, 11487655, 18380248, 22975310, 45950620, 91901240]

約数ペア:

[(1, 91901240), (2, 45950620), (4, 22975310), (5, 18380248), (8, 11487655), (10, 9190124), (20, 4595062), (40, 2297531), (139, 661160), (278, 330580), (556, 165290), (695, 132232), (1112, 82645), (1390, 66116), (2780, 33058), (5560, 16529)]