130611280

素因数分解:

$2^4\times 5^1\times {\mathrm{439}}^1\times {\mathrm{3719}}^1$

素因数の和:4171

約数の個数: 40

約数和(自身を含む): 304444800

約数和(自身を除く): 173833520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 439, 878, 1756, 2195, 3512, 3719, 4390, 7024, 7438, 8780, 14876, 17560, 18595, 29752, 35120, 37190, 59504, 74380, 148760, 297520, 1632641, 3265282, 6530564, 8163205, 13061128, 16326410, 26122256, 32652820, 65305640, 130611280]

約数ペア:

[(1, 130611280), (2, 65305640), (4, 32652820), (5, 26122256), (8, 16326410), (10, 13061128), (16, 8163205), (20, 6530564), (40, 3265282), (80, 1632641), (439, 297520), (878, 148760), (1756, 74380), (2195, 59504), (3512, 37190), (3719, 35120), (4390, 29752), (7024, 18595), (7438, 17560), (8780, 14876)]