675128125

素因数分解:

$5^5\times 7^2\times {\mathrm{4409}}^1$

素因数の和:4448

約数の個数: 36

約数和(自身を含む): 981851220

約数和(自身を除く): 306723095

約数列:

[1, 5, 7, 25, 35, 49, 125, 175, 245, 625, 875, 1225, 3125, 4375, 4409, 6125, 21875, 22045, 30625, 30863, 110225, 153125, 154315, 216041, 551125, 771575, 1080205, 2755625, 3857875, 5401025, 13778125, 19289375, 27005125, 96446875, 135025625, 675128125]

約数ペア:

[(1, 675128125), (5, 135025625), (7, 96446875), (25, 27005125), (35, 19289375), (49, 13778125), (125, 5401025), (175, 3857875), (245, 2755625), (625, 1080205), (875, 771575), (1225, 551125), (3125, 216041), (4375, 154315), (4409, 153125), (6125, 110225), (21875, 30863), (22045, 30625)]