64085080

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{9829}}^1$

素因数の和:10003

約数の個数: 32

約数和(自身を含む): 145090800

約数和(自身を除く): 81005720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 9829, 19658, 39316, 49145, 78632, 98290, 196580, 393160, 1602127, 3204254, 6408508, 8010635, 12817016, 16021270, 32042540, 64085080]

約数ペア:

[(1, 64085080), (2, 32042540), (4, 16021270), (5, 12817016), (8, 8010635), (10, 6408508), (20, 3204254), (40, 1602127), (163, 393160), (326, 196580), (652, 98290), (815, 78632), (1304, 49145), (1630, 39316), (3260, 19658), (6520, 9829)]