4365575

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:215

約数の個数: 24

約数和(自身を含む): 5761536

約数和(自身を除く): 1395961

約数列:

[1, 5, 25, 31, 43, 131, 155, 215, 655, 775, 1075, 1333, 3275, 4061, 5633, 6665, 20305, 28165, 33325, 101525, 140825, 174623, 873115, 4365575]

約数ペア:

[(1, 4365575), (5, 873115), (25, 174623), (31, 140825), (43, 101525), (131, 33325), (155, 28165), (215, 20305), (655, 6665), (775, 5633), (1075, 4061), (1333, 3275)]