780315230

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{487}}^1\times {\mathrm{983}}^1$

素因数の和:1640

約数の個数: 32

約数和(自身を含む): 1417526784

約数和(自身を除く): 637211554

約数列:

[1, 2, 5, 10, 163, 326, 487, 815, 974, 983, 1630, 1966, 2435, 4870, 4915, 9830, 79381, 158762, 160229, 320458, 396905, 478721, 793810, 801145, 957442, 1602290, 2393605, 4787210, 78031523, 156063046, 390157615, 780315230]

約数ペア:

[(1, 780315230), (2, 390157615), (5, 156063046), (10, 78031523), (163, 4787210), (326, 2393605), (487, 1602290), (815, 957442), (974, 801145), (983, 793810), (1630, 478721), (1966, 396905), (2435, 320458), (4870, 160229), (4915, 158762), (9830, 79381)]