6455920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:178

約数の個数: 80

約数和(自身を含む): 16391808

約数和(自身を除く): 9935888

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 68, 80, 85, 94, 101, 136, 170, 188, 202, 235, 272, 340, 376, 404, 470, 505, 680, 752, 799, 808, 940, 1010, 1360, 1598, 1616, 1717, 1880, 2020, 3196, 3434, 3760, 3995, 4040, 4747, 6392, 6868, 7990, 8080, 8585, 9494, 12784, 13736, 15980, 17170, 18988, 23735, 27472, 31960, 34340, 37976, 47470, 63920, 68680, 75952, 80699, 94940, 137360, 161398, 189880, 322796, 379760, 403495, 645592, 806990, 1291184, 1613980, 3227960, 6455920]

約数ペア:

[(1, 6455920), (2, 3227960), (4, 1613980), (5, 1291184), (8, 806990), (10, 645592), (16, 403495), (17, 379760), (20, 322796), (34, 189880), (40, 161398), (47, 137360), (68, 94940), (80, 80699), (85, 75952), (94, 68680), (101, 63920), (136, 47470), (170, 37976), (188, 34340), (202, 31960), (235, 27472), (272, 23735), (340, 18988), (376, 17170), (404, 15980), (470, 13736), (505, 12784), (680, 9494), (752, 8585), (799, 8080), (808, 7990), (940, 6868), (1010, 6392), (1360, 4747), (1598, 4040), (1616, 3995), (1717, 3760), (1880, 3434), (2020, 3196)]