68877296

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{70571}}^1$

素因数の和:70640

約数の個数: 20

約数和(自身を含む): 135639384

約数和(自身を除く): 66762088

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 70571, 141142, 282284, 564568, 1129136, 4304831, 8609662, 17219324, 34438648, 68877296]

約数ペア:

[(1, 68877296), (2, 34438648), (4, 17219324), (8, 8609662), (16, 4304831), (61, 1129136), (122, 564568), (244, 282284), (488, 141142), (976, 70571)]