42718960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1$

素因数の和:442

約数の個数: 80

約数和(自身を含む): 106546752

約数和(自身を除く): 63827792

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 101, 136, 170, 202, 272, 311, 340, 404, 505, 622, 680, 808, 1010, 1244, 1360, 1555, 1616, 1717, 2020, 2488, 3110, 3434, 4040, 4976, 5287, 6220, 6868, 8080, 8585, 10574, 12440, 13736, 17170, 21148, 24880, 26435, 27472, 31411, 34340, 42296, 52870, 62822, 68680, 84592, 105740, 125644, 137360, 157055, 211480, 251288, 314110, 422960, 502576, 533987, 628220, 1067974, 1256440, 2135948, 2512880, 2669935, 4271896, 5339870, 8543792, 10679740, 21359480, 42718960]

約数ペア:

[(1, 42718960), (2, 21359480), (4, 10679740), (5, 8543792), (8, 5339870), (10, 4271896), (16, 2669935), (17, 2512880), (20, 2135948), (34, 1256440), (40, 1067974), (68, 628220), (80, 533987), (85, 502576), (101, 422960), (136, 314110), (170, 251288), (202, 211480), (272, 157055), (311, 137360), (340, 125644), (404, 105740), (505, 84592), (622, 68680), (680, 62822), (808, 52870), (1010, 42296), (1244, 34340), (1360, 31411), (1555, 27472), (1616, 26435), (1717, 24880), (2020, 21148), (2488, 17170), (3110, 13736), (3434, 12440), (4040, 10574), (4976, 8585), (5287, 8080), (6220, 6868)]