78260020

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{58403}}^1$

素因数の和:58479

約数の個数: 24

約数和(自身を含む): 166801824

約数和(自身を除く): 88541804

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 58403, 116806, 233612, 292015, 584030, 1168060, 3913001, 7826002, 15652004, 19565005, 39130010, 78260020]

約数ペア:

[(1, 78260020), (2, 39130010), (4, 19565005), (5, 15652004), (10, 7826002), (20, 3913001), (67, 1168060), (134, 584030), (268, 292015), (335, 233612), (670, 116806), (1340, 58403)]