70721875

素因数分解:

$5^5\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 104618304

約数和(自身を除く): 33896429

約数列:

[1, 5, 7, 25, 35, 53, 61, 125, 175, 265, 305, 371, 427, 625, 875, 1325, 1525, 1855, 2135, 3125, 3233, 4375, 6625, 7625, 9275, 10675, 16165, 21875, 22631, 33125, 38125, 46375, 53375, 80825, 113155, 165625, 190625, 231875, 266875, 404125, 565775, 1159375, 1334375, 2020625, 2828875, 10103125, 14144375, 70721875]

約数ペア:

[(1, 70721875), (5, 14144375), (7, 10103125), (25, 2828875), (35, 2020625), (53, 1334375), (61, 1159375), (125, 565775), (175, 404125), (265, 266875), (305, 231875), (371, 190625), (427, 165625), (625, 113155), (875, 80825), (1325, 53375), (1525, 46375), (1855, 38125), (2135, 33125), (3125, 22631), (3233, 21875), (4375, 16165), (6625, 10675), (7625, 9275)]