78518224

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{80449}}^1$

素因数の和:80518

約数の個数: 20

約数和(自身を含む): 154624900

約数和(自身を除く): 76106676

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 80449, 160898, 321796, 643592, 1287184, 4907389, 9814778, 19629556, 39259112, 78518224]

約数ペア:

[(1, 78518224), (2, 39259112), (4, 19629556), (8, 9814778), (16, 4907389), (61, 1287184), (122, 643592), (244, 321796), (488, 160898), (976, 80449)]