645064190

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{853}}^1\times {\mathrm{1609}}^1$

素因数の和:2516

約数の個数: 32

約数和(自身を含む): 1187948160

約数和(自身を除く): 542883970

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 853, 1609, 1706, 3218, 4265, 8045, 8530, 16090, 40091, 75623, 80182, 151246, 200455, 378115, 400910, 756230, 1372477, 2744954, 6862385, 13724770, 64506419, 129012838, 322532095, 645064190]

約数ペア:

[(1, 645064190), (2, 322532095), (5, 129012838), (10, 64506419), (47, 13724770), (94, 6862385), (235, 2744954), (470, 1372477), (853, 756230), (1609, 400910), (1706, 378115), (3218, 200455), (4265, 151246), (8045, 80182), (8530, 75623), (16090, 40091)]