80498468464

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{82477939}}^1$

素因数の和:82478008

約数の個数: 20

約数和(自身を含む): 158522600680

約数和(自身を除く): 78024132216

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 82477939, 164955878, 329911756, 659823512, 1319647024, 5031154279, 10062308558, 20124617116, 40249234232, 80498468464]

約数ペア:

[(1, 80498468464), (2, 40249234232), (4, 20124617116), (8, 10062308558), (16, 5031154279), (61, 1319647024), (122, 659823512), (244, 329911756), (488, 164955878), (976, 82477939)]