189870070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{3571}}^1$

素因数の和:4000

約数の個数: 32

約数和(自身を含む): 369059040

約数和(自身を除く): 179188970

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 409, 818, 2045, 3571, 4090, 5317, 7142, 10634, 17855, 26585, 35710, 46423, 53170, 92846, 232115, 464230, 1460539, 2921078, 7302695, 14605390, 18987007, 37974014, 94935035, 189870070]

約数ペア:

[(1, 189870070), (2, 94935035), (5, 37974014), (10, 18987007), (13, 14605390), (26, 7302695), (65, 2921078), (130, 1460539), (409, 464230), (818, 232115), (2045, 92846), (3571, 53170), (4090, 46423), (5317, 35710), (7142, 26585), (10634, 17855)]