389958250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{141803}}^1$

素因数の和:141831

約数の個数: 32

約数和(自身を含む): 796371264

約数和(自身を除く): 406413014

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 250, 275, 550, 1375, 2750, 141803, 283606, 709015, 1418030, 1559833, 3119666, 3545075, 7090150, 7799165, 15598330, 17725375, 35450750, 38995825, 77991650, 194979125, 389958250]

約数ペア:

[(1, 389958250), (2, 194979125), (5, 77991650), (10, 38995825), (11, 35450750), (22, 17725375), (25, 15598330), (50, 7799165), (55, 7090150), (110, 3545075), (125, 3119666), (250, 1559833), (275, 1418030), (550, 709015), (1375, 283606), (2750, 141803)]