78295696

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{80221}}^1$

素因数の和:80290

約数の個数: 20

約数和(自身を含む): 154186684

約数和(自身を除く): 75890988

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 80221, 160442, 320884, 641768, 1283536, 4893481, 9786962, 19573924, 39147848, 78295696]

約数ペア:

[(1, 78295696), (2, 39147848), (4, 19573924), (8, 9786962), (16, 4893481), (61, 1283536), (122, 641768), (244, 320884), (488, 160442), (976, 80221)]