13155625

素因数分解:

$5^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:155

約数の個数: 40

約数和(自身を含む): 19593728

約数和(自身を除く): 6438103

約数列:

[1, 5, 7, 25, 31, 35, 97, 125, 155, 175, 217, 485, 625, 679, 775, 875, 1085, 2425, 3007, 3395, 3875, 4375, 5425, 12125, 15035, 16975, 19375, 21049, 27125, 60625, 75175, 84875, 105245, 135625, 375875, 424375, 526225, 1879375, 2631125, 13155625]

約数ペア:

[(1, 13155625), (5, 2631125), (7, 1879375), (25, 526225), (31, 424375), (35, 375875), (97, 135625), (125, 105245), (155, 84875), (175, 75175), (217, 60625), (485, 27125), (625, 21049), (679, 19375), (775, 16975), (875, 15035), (1085, 12125), (2425, 5425), (3007, 4375), (3395, 3875)]