65386740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15349}}^1$

素因数の和:15432

約数の個数: 48

約数和(自身を含む): 185673600

約数和(自身を除く): 120286860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 15349, 30698, 46047, 61396, 76745, 92094, 153490, 184188, 230235, 306980, 460470, 920940, 1089779, 2179558, 3269337, 4359116, 5448895, 6538674, 10897790, 13077348, 16346685, 21795580, 32693370, 65386740]

約数ペア:

[(1, 65386740), (2, 32693370), (3, 21795580), (4, 16346685), (5, 13077348), (6, 10897790), (10, 6538674), (12, 5448895), (15, 4359116), (20, 3269337), (30, 2179558), (60, 1089779), (71, 920940), (142, 460470), (213, 306980), (284, 230235), (355, 184188), (426, 153490), (710, 92094), (852, 76745), (1065, 61396), (1420, 46047), (2130, 30698), (4260, 15349)]