65556760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:205

約数の個数: 96

約数和(自身を含む): 161138160

約数和(自身を除く): 95581400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 107, 136, 170, 212, 214, 265, 289, 340, 424, 428, 530, 535, 578, 680, 856, 901, 1060, 1070, 1156, 1445, 1802, 1819, 2120, 2140, 2312, 2890, 3604, 3638, 4280, 4505, 5671, 5780, 7208, 7276, 9010, 9095, 11342, 11560, 14552, 15317, 18020, 18190, 22684, 28355, 30634, 30923, 36040, 36380, 45368, 56710, 61268, 61846, 72760, 76585, 96407, 113420, 122536, 123692, 153170, 154615, 192814, 226840, 247384, 306340, 309230, 385628, 482035, 612680, 618460, 771256, 964070, 1236920, 1638919, 1928140, 3277838, 3856280, 6555676, 8194595, 13111352, 16389190, 32778380, 65556760]

約数ペア:

[(1, 65556760), (2, 32778380), (4, 16389190), (5, 13111352), (8, 8194595), (10, 6555676), (17, 3856280), (20, 3277838), (34, 1928140), (40, 1638919), (53, 1236920), (68, 964070), (85, 771256), (106, 618460), (107, 612680), (136, 482035), (170, 385628), (212, 309230), (214, 306340), (265, 247384), (289, 226840), (340, 192814), (424, 154615), (428, 153170), (530, 123692), (535, 122536), (578, 113420), (680, 96407), (856, 76585), (901, 72760), (1060, 61846), (1070, 61268), (1156, 56710), (1445, 45368), (1802, 36380), (1819, 36040), (2120, 30923), (2140, 30634), (2312, 28355), (2890, 22684), (3604, 18190), (3638, 18020), (4280, 15317), (4505, 14552), (5671, 11560), (5780, 11342), (7208, 9095), (7276, 9010)]