15777125

素因数分解:

$5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:127

約数の個数: 64

約数和(自身を含む): 25858560

約数和(自身を除く): 10081435

約数列:

[1, 5, 7, 13, 19, 25, 35, 65, 73, 91, 95, 125, 133, 175, 247, 325, 365, 455, 475, 511, 665, 875, 949, 1235, 1387, 1625, 1729, 1825, 2275, 2375, 2555, 3325, 4745, 6175, 6643, 6935, 8645, 9125, 9709, 11375, 12775, 16625, 18031, 23725, 30875, 33215, 34675, 43225, 48545, 63875, 90155, 118625, 126217, 166075, 173375, 216125, 242725, 450775, 631085, 830375, 1213625, 2253875, 3155425, 15777125]

約数ペア:

[(1, 15777125), (5, 3155425), (7, 2253875), (13, 1213625), (19, 830375), (25, 631085), (35, 450775), (65, 242725), (73, 216125), (91, 173375), (95, 166075), (125, 126217), (133, 118625), (175, 90155), (247, 63875), (325, 48545), (365, 43225), (455, 34675), (475, 33215), (511, 30875), (665, 23725), (875, 18031), (949, 16625), (1235, 12775), (1387, 11375), (1625, 9709), (1729, 9125), (1825, 8645), (2275, 6935), (2375, 6643), (2555, 6175), (3325, 4745)]