81850790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{50839}}^1$

素因数の和:50876

約数の個数: 32

約数和(自身を含む): 175703040

約数和(自身を除く): 93852250

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 50839, 101678, 254195, 355873, 508390, 711746, 1169297, 1779365, 2338594, 3558730, 5846485, 8185079, 11692970, 16370158, 40925395, 81850790]

約数ペア:

[(1, 81850790), (2, 40925395), (5, 16370158), (7, 11692970), (10, 8185079), (14, 5846485), (23, 3558730), (35, 2338594), (46, 1779365), (70, 1169297), (115, 711746), (161, 508390), (230, 355873), (322, 254195), (805, 101678), (1610, 50839)]