70290355

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1\times {\mathrm{509}}^1$

素因数の和:974

約数の個数: 16

約数和(自身を含む): 85924800

約数和(自身を除く): 15634445

約数列:

[1, 5, 71, 355, 389, 509, 1945, 2545, 27619, 36139, 138095, 180695, 198001, 990005, 14058071, 70290355]

約数ペア:

[(1, 70290355), (5, 14058071), (71, 990005), (355, 198001), (389, 180695), (509, 138095), (1945, 36139), (2545, 27619)]