51697575

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:206

約数の個数: 96

約数和(自身を含む): 104160000

約数和(自身を除く): 52462425

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 29, 45, 57, 75, 87, 95, 135, 139, 145, 171, 225, 261, 285, 417, 435, 475, 513, 551, 675, 695, 725, 783, 855, 1251, 1305, 1425, 1653, 2085, 2175, 2565, 2641, 2755, 3475, 3753, 3915, 4031, 4275, 4959, 6255, 6525, 7923, 8265, 10425, 12093, 12825, 13205, 13775, 14877, 18765, 19575, 20155, 23769, 24795, 31275, 36279, 39615, 41325, 60465, 66025, 71307, 74385, 76589, 93825, 100775, 108837, 118845, 123975, 181395, 198075, 229767, 302325, 356535, 371925, 382945, 544185, 594225, 689301, 906975, 1148835, 1782675, 1914725, 2067903, 2720925, 3446505, 5744175, 10339515, 17232525, 51697575]

約数ペア:

[(1, 51697575), (3, 17232525), (5, 10339515), (9, 5744175), (15, 3446505), (19, 2720925), (25, 2067903), (27, 1914725), (29, 1782675), (45, 1148835), (57, 906975), (75, 689301), (87, 594225), (95, 544185), (135, 382945), (139, 371925), (145, 356535), (171, 302325), (225, 229767), (261, 198075), (285, 181395), (417, 123975), (435, 118845), (475, 108837), (513, 100775), (551, 93825), (675, 76589), (695, 74385), (725, 71307), (783, 66025), (855, 60465), (1251, 41325), (1305, 39615), (1425, 36279), (1653, 31275), (2085, 24795), (2175, 23769), (2565, 20155), (2641, 19575), (2755, 18765), (3475, 14877), (3753, 13775), (3915, 13205), (4031, 12825), (4275, 12093), (4959, 10425), (6255, 8265), (6525, 7923)]