687156970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{80747}}^1$

素因数の和:80814

約数の個数: 32

約数和(自身を含む): 1325559168

約数和(自身を除く): 638402198

約数列:

[1, 2, 5, 10, 23, 37, 46, 74, 115, 185, 230, 370, 851, 1702, 4255, 8510, 80747, 161494, 403735, 807470, 1857181, 2987639, 3714362, 5975278, 9285905, 14938195, 18571810, 29876390, 68715697, 137431394, 343578485, 687156970]

約数ペア:

[(1, 687156970), (2, 343578485), (5, 137431394), (10, 68715697), (23, 29876390), (37, 18571810), (46, 14938195), (74, 9285905), (115, 5975278), (185, 3714362), (230, 2987639), (370, 1857181), (851, 807470), (1702, 403735), (4255, 161494), (8510, 80747)]