61554375

素因数分解:

$3^2\times 5^4\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:410

約数の個数: 60

約数和(自身を含む): 115013184

約数和(自身を除く): 53458809

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 125, 155, 225, 279, 353, 375, 465, 625, 775, 1059, 1125, 1395, 1765, 1875, 2325, 3177, 3875, 5295, 5625, 6975, 8825, 10943, 11625, 15885, 19375, 26475, 32829, 34875, 44125, 54715, 58125, 79425, 98487, 132375, 164145, 174375, 220625, 273575, 397125, 492435, 661875, 820725, 1367875, 1985625, 2462175, 4103625, 6839375, 12310875, 20518125, 61554375]

約数ペア:

[(1, 61554375), (3, 20518125), (5, 12310875), (9, 6839375), (15, 4103625), (25, 2462175), (31, 1985625), (45, 1367875), (75, 820725), (93, 661875), (125, 492435), (155, 397125), (225, 273575), (279, 220625), (353, 174375), (375, 164145), (465, 132375), (625, 98487), (775, 79425), (1059, 58125), (1125, 54715), (1395, 44125), (1765, 34875), (1875, 32829), (2325, 26475), (3177, 19375), (3875, 15885), (5295, 11625), (5625, 10943), (6975, 8825)]