128545850

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{111779}}^1$

素因数の和:111814

約数の個数: 24

約数和(自身を含む): 249492960

約数和(自身を除く): 120947110

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 575, 1150, 111779, 223558, 558895, 1117790, 2570917, 2794475, 5141834, 5588950, 12854585, 25709170, 64272925, 128545850]

約数ペア:

[(1, 128545850), (2, 64272925), (5, 25709170), (10, 12854585), (23, 5588950), (25, 5141834), (46, 2794475), (50, 2570917), (115, 1117790), (230, 558895), (575, 223558), (1150, 111779)]