2100408050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{248569}}^1$

素因数の和:248607

約数の個数: 36

約数和(自身を含む): 4230412830

約数和(自身を除く): 2130004780

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 4225, 8450, 248569, 497138, 1242845, 2485690, 3231397, 6214225, 6462794, 12428450, 16156985, 32313970, 42008161, 80784925, 84016322, 161569850, 210040805, 420081610, 1050204025, 2100408050]

約数ペア:

[(1, 2100408050), (2, 1050204025), (5, 420081610), (10, 210040805), (13, 161569850), (25, 84016322), (26, 80784925), (50, 42008161), (65, 32313970), (130, 16156985), (169, 12428450), (325, 6462794), (338, 6214225), (650, 3231397), (845, 2485690), (1690, 1242845), (4225, 497138), (8450, 248569)]