51390950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79063}}^1$

素因数の和:79088

約数の個数: 24

約数和(自身を含む): 102941328

約数和(自身を除く): 51550378

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 79063, 158126, 395315, 790630, 1027819, 1976575, 2055638, 3953150, 5139095, 10278190, 25695475, 51390950]

約数ペア:

[(1, 51390950), (2, 25695475), (5, 10278190), (10, 5139095), (13, 3953150), (25, 2055638), (26, 1976575), (50, 1027819), (65, 790630), (130, 395315), (325, 158126), (650, 79063)]