157069791640

素因数分解:

$2^3\times 5^1\times {\mathrm{3926744791}}^1$

素因数の和:3926744802

約数の個数: 16

約数和(自身を含む): 353407031280

約数和(自身を除く): 196337239640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3926744791, 7853489582, 15706979164, 19633723955, 31413958328, 39267447910, 78534895820, 157069791640]

約数ペア:

[(1, 157069791640), (2, 78534895820), (4, 39267447910), (5, 31413958328), (8, 19633723955), (10, 15706979164), (20, 7853489582), (40, 3926744791)]