12685320190

素因数分解:

$2^1\times 5^1\times {\mathrm{12689}}^1\times {\mathrm{99971}}^1$

素因数の和:112667

約数の個数: 16

約数和(自身を含む): 22835604240

約数和(自身を除く): 10150284050

約数列:

[1, 2, 5, 10, 12689, 25378, 63445, 99971, 126890, 199942, 499855, 999710, 1268532019, 2537064038, 6342660095, 12685320190]

約数ペア:

[(1, 12685320190), (2, 6342660095), (5, 2537064038), (10, 1268532019), (12689, 999710), (25378, 499855), (63445, 199942), (99971, 126890)]