67218680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2411}}^1$

素因数の和:2480

約数の個数: 64

約数和(自身を含む): 164112480

約数和(自身を除く): 96893800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 680, 697, 820, 1394, 1640, 2411, 2788, 3485, 4822, 5576, 6970, 9644, 12055, 13940, 19288, 24110, 27880, 40987, 48220, 81974, 96440, 98851, 163948, 197702, 204935, 327896, 395404, 409870, 494255, 790808, 819740, 988510, 1639480, 1680467, 1977020, 3360934, 3954040, 6721868, 8402335, 13443736, 16804670, 33609340, 67218680]

約数ペア:

[(1, 67218680), (2, 33609340), (4, 16804670), (5, 13443736), (8, 8402335), (10, 6721868), (17, 3954040), (20, 3360934), (34, 1977020), (40, 1680467), (41, 1639480), (68, 988510), (82, 819740), (85, 790808), (136, 494255), (164, 409870), (170, 395404), (205, 327896), (328, 204935), (340, 197702), (410, 163948), (680, 98851), (697, 96440), (820, 81974), (1394, 48220), (1640, 40987), (2411, 27880), (2788, 24110), (3485, 19288), (4822, 13940), (5576, 12055), (6970, 9644)]