31006900

素因数分解:

$2^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{2081}}^1$

素因数の和:2244

約数の個数: 36

約数和(自身を含む): 67769100

約数和(自身を除く): 36762200

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 149, 298, 596, 745, 1490, 2081, 2980, 3725, 4162, 7450, 8324, 10405, 14900, 20810, 41620, 52025, 104050, 208100, 310069, 620138, 1240276, 1550345, 3100690, 6201380, 7751725, 15503450, 31006900]

約数ペア:

[(1, 31006900), (2, 15503450), (4, 7751725), (5, 6201380), (10, 3100690), (20, 1550345), (25, 1240276), (50, 620138), (100, 310069), (149, 208100), (298, 104050), (596, 52025), (745, 41620), (1490, 20810), (2081, 14900), (2980, 10405), (3725, 8324), (4162, 7450)]