331515080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{637529}}^1$

素因数の和:637553

約数の個数: 32

約数和(自身を含む): 803287800

約数和(自身を除く): 471772720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 637529, 1275058, 2550116, 3187645, 5100232, 6375290, 8287877, 12750580, 16575754, 25501160, 33151508, 41439385, 66303016, 82878770, 165757540, 331515080]

約数ペア:

[(1, 331515080), (2, 165757540), (4, 82878770), (5, 66303016), (8, 41439385), (10, 33151508), (13, 25501160), (20, 16575754), (26, 12750580), (40, 8287877), (52, 6375290), (65, 5100232), (104, 3187645), (130, 2550116), (260, 1275058), (520, 637529)]