200703490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{383}}^1$

素因数の和:571

約数の個数: 64

約数和(自身を含む): 406425600

約数和(自身を除く): 205722110

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 139, 145, 278, 290, 377, 383, 695, 754, 766, 1390, 1807, 1885, 1915, 3614, 3770, 3830, 4031, 4979, 8062, 9035, 9958, 11107, 18070, 20155, 22214, 24895, 40310, 49790, 52403, 53237, 55535, 104806, 106474, 111070, 144391, 262015, 266185, 288782, 524030, 532370, 692081, 721955, 1384162, 1443910, 1543873, 3087746, 3460405, 6920810, 7719365, 15438730, 20070349, 40140698, 100351745, 200703490]

約数ペア:

[(1, 200703490), (2, 100351745), (5, 40140698), (10, 20070349), (13, 15438730), (26, 7719365), (29, 6920810), (58, 3460405), (65, 3087746), (130, 1543873), (139, 1443910), (145, 1384162), (278, 721955), (290, 692081), (377, 532370), (383, 524030), (695, 288782), (754, 266185), (766, 262015), (1390, 144391), (1807, 111070), (1885, 106474), (1915, 104806), (3614, 55535), (3770, 53237), (3830, 52403), (4031, 49790), (4979, 40310), (8062, 24895), (9035, 22214), (9958, 20155), (11107, 18070)]