71889995

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{4049}}^1$

素因数の和:4174

約数の個数: 16

約数和(自身を含む): 89229600

約数和(自身を除く): 17339605

約数列:

[1, 5, 53, 67, 265, 335, 3551, 4049, 17755, 20245, 214597, 271283, 1072985, 1356415, 14377999, 71889995]

約数ペア:

[(1, 71889995), (5, 14377999), (53, 1356415), (67, 1072985), (265, 271283), (335, 214597), (3551, 20245), (4049, 17755)]