8379875

素因数分解:

$5^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:240

約数の個数: 32

約数和(自身を含む): 12225408

約数和(自身を除く): 3845533

約数列:

[1, 5, 7, 25, 35, 61, 125, 157, 175, 305, 427, 785, 875, 1099, 1525, 2135, 3925, 5495, 7625, 9577, 10675, 19625, 27475, 47885, 53375, 67039, 137375, 239425, 335195, 1197125, 1675975, 8379875]

約数ペア:

[(1, 8379875), (5, 1675975), (7, 1197125), (25, 335195), (35, 239425), (61, 137375), (125, 67039), (157, 53375), (175, 47885), (305, 27475), (427, 19625), (785, 10675), (875, 9577), (1099, 7625), (1525, 5495), (2135, 3925)]