204860305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{827}}^1$

素因数の和:985

約数の個数: 32

約数和(自身を含む): 274869504

約数和(自身を除く): 70009199

約数列:

[1, 5, 13, 37, 65, 103, 185, 481, 515, 827, 1339, 2405, 3811, 4135, 6695, 10751, 19055, 30599, 49543, 53755, 85181, 152995, 247715, 397787, 425905, 1107353, 1988935, 3151697, 5536765, 15758485, 40972061, 204860305]

約数ペア:

[(1, 204860305), (5, 40972061), (13, 15758485), (37, 5536765), (65, 3151697), (103, 1988935), (185, 1107353), (481, 425905), (515, 397787), (827, 247715), (1339, 152995), (2405, 85181), (3811, 53755), (4135, 49543), (6695, 30599), (10751, 19055)]