1326650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{157}}^1$

素因数の和:195

約数の個数: 36

約数和(自身を含む): 2689002

約数和(自身を除く): 1362352

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 157, 169, 314, 325, 338, 650, 785, 845, 1570, 1690, 2041, 3925, 4082, 4225, 7850, 8450, 10205, 20410, 26533, 51025, 53066, 102050, 132665, 265330, 663325, 1326650]

約数ペア:

[(1, 1326650), (2, 663325), (5, 265330), (10, 132665), (13, 102050), (25, 53066), (26, 51025), (50, 26533), (65, 20410), (130, 10205), (157, 8450), (169, 7850), (314, 4225), (325, 4082), (338, 3925), (650, 2041), (785, 1690), (845, 1570)]