3155425

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 5138560

約数和(自身を除く): 1983135

約数列:

[1, 5, 7, 13, 19, 25, 35, 65, 73, 91, 95, 133, 175, 247, 325, 365, 455, 475, 511, 665, 949, 1235, 1387, 1729, 1825, 2275, 2555, 3325, 4745, 6175, 6643, 6935, 8645, 9709, 12775, 18031, 23725, 33215, 34675, 43225, 48545, 90155, 126217, 166075, 242725, 450775, 631085, 3155425]

約数ペア:

[(1, 3155425), (5, 631085), (7, 450775), (13, 242725), (19, 166075), (25, 126217), (35, 90155), (65, 48545), (73, 43225), (91, 34675), (95, 33215), (133, 23725), (175, 18031), (247, 12775), (325, 9709), (365, 8645), (455, 6935), (475, 6643), (511, 6175), (665, 4745), (949, 3325), (1235, 2555), (1387, 2275), (1729, 1825)]