80635815

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{461}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 158270112

約数和(自身を除く): 77634297

約数列:

[1, 3, 5, 9, 13, 15, 23, 39, 45, 65, 69, 115, 117, 169, 195, 207, 299, 345, 461, 507, 585, 845, 897, 1035, 1383, 1495, 1521, 2305, 2535, 2691, 3887, 4149, 4485, 5993, 6915, 7605, 10603, 11661, 13455, 17979, 19435, 20745, 29965, 31809, 34983, 53015, 53937, 58305, 77909, 89895, 95427, 137839, 159045, 174915, 233727, 269685, 389545, 413517, 477135, 689195, 701181, 1168635, 1240551, 1791907, 2067585, 3505905, 5375721, 6202755, 8959535, 16127163, 26878605, 80635815]

約数ペア:

[(1, 80635815), (3, 26878605), (5, 16127163), (9, 8959535), (13, 6202755), (15, 5375721), (23, 3505905), (39, 2067585), (45, 1791907), (65, 1240551), (69, 1168635), (115, 701181), (117, 689195), (169, 477135), (195, 413517), (207, 389545), (299, 269685), (345, 233727), (461, 174915), (507, 159045), (585, 137839), (845, 95427), (897, 89895), (1035, 77909), (1383, 58305), (1495, 53937), (1521, 53015), (2305, 34983), (2535, 31809), (2691, 29965), (3887, 20745), (4149, 19435), (4485, 17979), (5993, 13455), (6915, 11661), (7605, 10603)]