68305150

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:238

約数の個数: 72

約数和(自身を含む): 140470920

約数和(自身を除く): 72165770

約数列:

[1, 2, 5, 10, 17, 25, 29, 34, 50, 58, 85, 145, 163, 170, 289, 290, 326, 425, 493, 578, 725, 815, 850, 986, 1445, 1450, 1630, 2465, 2771, 2890, 4075, 4727, 4930, 5542, 7225, 8150, 8381, 9454, 12325, 13855, 14450, 16762, 23635, 24650, 27710, 41905, 47107, 47270, 69275, 80359, 83810, 94214, 118175, 138550, 160718, 209525, 235535, 236350, 401795, 419050, 471070, 803590, 1177675, 1366103, 2008975, 2355350, 2732206, 4017950, 6830515, 13661030, 34152575, 68305150]

約数ペア:

[(1, 68305150), (2, 34152575), (5, 13661030), (10, 6830515), (17, 4017950), (25, 2732206), (29, 2355350), (34, 2008975), (50, 1366103), (58, 1177675), (85, 803590), (145, 471070), (163, 419050), (170, 401795), (289, 236350), (290, 235535), (326, 209525), (425, 160718), (493, 138550), (578, 118175), (725, 94214), (815, 83810), (850, 80359), (986, 69275), (1445, 47270), (1450, 47107), (1630, 41905), (2465, 27710), (2771, 24650), (2890, 23635), (4075, 16762), (4727, 14450), (4930, 13855), (5542, 12325), (7225, 9454), (8150, 8381)]