49797980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{35069}}^1$

素因数の和:35149

約数の個数: 24

約数和(自身を含む): 106051680

約数和(自身を除く): 56253700

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 35069, 70138, 140276, 175345, 350690, 701380, 2489899, 4979798, 9959596, 12449495, 24898990, 49797980]

約数ペア:

[(1, 49797980), (2, 24898990), (4, 12449495), (5, 9959596), (10, 4979798), (20, 2489899), (71, 701380), (142, 350690), (284, 175345), (355, 140276), (710, 70138), (1420, 35069)]