71869960

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 166020480

約数和(自身を除く): 94150520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 151, 163, 292, 302, 326, 365, 584, 604, 652, 730, 755, 815, 1208, 1304, 1460, 1510, 1630, 2920, 3020, 3260, 6040, 6520, 11023, 11899, 22046, 23798, 24613, 44092, 47596, 49226, 55115, 59495, 88184, 95192, 98452, 110230, 118990, 123065, 196904, 220460, 237980, 246130, 440920, 475960, 492260, 984520, 1796749, 3593498, 7186996, 8983745, 14373992, 17967490, 35934980, 71869960]

約数ペア:

[(1, 71869960), (2, 35934980), (4, 17967490), (5, 14373992), (8, 8983745), (10, 7186996), (20, 3593498), (40, 1796749), (73, 984520), (146, 492260), (151, 475960), (163, 440920), (292, 246130), (302, 237980), (326, 220460), (365, 196904), (584, 123065), (604, 118990), (652, 110230), (730, 98452), (755, 95192), (815, 88184), (1208, 59495), (1304, 55115), (1460, 49226), (1510, 47596), (1630, 44092), (2920, 24613), (3020, 23798), (3260, 22046), (6040, 11899), (6520, 11023)]