138848605

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 215447688

約数和(自身を除く): 76599083

約数列:

[1, 5, 7, 17, 35, 37, 49, 53, 85, 119, 185, 245, 259, 265, 289, 371, 595, 629, 833, 901, 1295, 1445, 1813, 1855, 1961, 2023, 2597, 3145, 4165, 4403, 4505, 6307, 9065, 9805, 10115, 10693, 12985, 13727, 14161, 15317, 22015, 30821, 31535, 33337, 44149, 53465, 68635, 70805, 74851, 76585, 96089, 107219, 154105, 166685, 220745, 233359, 374255, 480445, 523957, 536095, 566729, 750533, 1166795, 1633513, 2619785, 2833645, 3752665, 3967103, 8167565, 19835515, 27769721, 138848605]

約数ペア:

[(1, 138848605), (5, 27769721), (7, 19835515), (17, 8167565), (35, 3967103), (37, 3752665), (49, 2833645), (53, 2619785), (85, 1633513), (119, 1166795), (185, 750533), (245, 566729), (259, 536095), (265, 523957), (289, 480445), (371, 374255), (595, 233359), (629, 220745), (833, 166685), (901, 154105), (1295, 107219), (1445, 96089), (1813, 76585), (1855, 74851), (1961, 70805), (2023, 68635), (2597, 53465), (3145, 44149), (4165, 33337), (4403, 31535), (4505, 30821), (6307, 22015), (9065, 15317), (9805, 14161), (10115, 13727), (10693, 12985)]