4005385085

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{6277}}^1\times {\mathrm{9817}}^1$

素因数の和:16112

約数の個数: 16

約数和(自身を含む): 5177541936

約数和(自身を除く): 1172156851

約数列:

[1, 5, 13, 65, 6277, 9817, 31385, 49085, 81601, 127621, 408005, 638105, 61621309, 308106545, 801077017, 4005385085]

約数ペア:

[(1, 4005385085), (5, 801077017), (13, 308106545), (65, 61621309), (6277, 638105), (9817, 408005), (31385, 127621), (49085, 81601)]