200764390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1$

素因数の和:457

約数の個数: 64

約数和(自身を含む): 399764160

約数和(自身を除く): 198999770

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 193, 211, 290, 386, 422, 493, 965, 986, 1055, 1930, 2110, 2465, 3281, 3587, 4930, 5597, 6119, 6562, 7174, 11194, 12238, 16405, 17935, 27985, 30595, 32810, 35870, 40723, 55970, 61190, 81446, 95149, 104023, 190298, 203615, 208046, 407230, 475745, 520115, 692291, 951490, 1040230, 1180967, 1384582, 2361934, 3461455, 5904835, 6922910, 11809670, 20076439, 40152878, 100382195, 200764390]

約数ペア:

[(1, 200764390), (2, 100382195), (5, 40152878), (10, 20076439), (17, 11809670), (29, 6922910), (34, 5904835), (58, 3461455), (85, 2361934), (145, 1384582), (170, 1180967), (193, 1040230), (211, 951490), (290, 692291), (386, 520115), (422, 475745), (493, 407230), (965, 208046), (986, 203615), (1055, 190298), (1930, 104023), (2110, 95149), (2465, 81446), (3281, 61190), (3587, 55970), (4930, 40723), (5597, 35870), (6119, 32810), (6562, 30595), (7174, 27985), (11194, 17935), (12238, 16405)]