64929850

素因数分解:

$2^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{17789}}^1$

素因数の和:17874

約数の個数: 24

約数和(自身を含む): 122430780

約数和(自身を除く): 57500930

約数列:

[1, 2, 5, 10, 25, 50, 73, 146, 365, 730, 1825, 3650, 17789, 35578, 88945, 177890, 444725, 889450, 1298597, 2597194, 6492985, 12985970, 32464925, 64929850]

約数ペア:

[(1, 64929850), (2, 32464925), (5, 12985970), (10, 6492985), (25, 2597194), (50, 1298597), (73, 889450), (146, 444725), (365, 177890), (730, 88945), (1825, 35578), (3650, 17789)]