13156957960

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2095057}}^1$

素因数の和:2095225

約数の個数: 32

約数和(自身を含む): 29791724760

約数和(自身を除く): 16634766800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 2095057, 4190114, 8380228, 10475285, 16760456, 20950570, 41901140, 83802280, 328923949, 657847898, 1315695796, 1644619745, 2631391592, 3289239490, 6578478980, 13156957960]

約数ペア:

[(1, 13156957960), (2, 6578478980), (4, 3289239490), (5, 2631391592), (8, 1644619745), (10, 1315695796), (20, 657847898), (40, 328923949), (157, 83802280), (314, 41901140), (628, 20950570), (785, 16760456), (1256, 10475285), (1570, 8380228), (3140, 4190114), (6280, 2095057)]