202948475

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1999}}^1$

素因数の和:2171

約数の個数: 24

約数和(自身を含む): 261888000

約数和(自身を除く): 58939525

約数列:

[1, 5, 25, 31, 131, 155, 655, 775, 1999, 3275, 4061, 9995, 20305, 49975, 61969, 101525, 261869, 309845, 1309345, 1549225, 6546725, 8117939, 40589695, 202948475]

約数ペア:

[(1, 202948475), (5, 40589695), (25, 8117939), (31, 6546725), (131, 1549225), (155, 1309345), (655, 309845), (775, 261869), (1999, 101525), (3275, 61969), (4061, 49975), (9995, 20305)]