137779850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{211969}}^1$

素因数の和:211994

約数の個数: 24

約数和(自身を含む): 275984940

約数和(自身を除く): 138205090

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 211969, 423938, 1059845, 2119690, 2755597, 5299225, 5511194, 10598450, 13777985, 27555970, 68889925, 137779850]

約数ペア:

[(1, 137779850), (2, 68889925), (5, 27555970), (10, 13777985), (13, 10598450), (25, 5511194), (26, 5299225), (50, 2755597), (65, 2119690), (130, 1059845), (325, 423938), (650, 211969)]