79209920

素因数分解:

$2^6\times 5^1\times {\mathrm{247531}}^1$

素因数の和:247548

約数の個数: 28

約数和(自身を含む): 188619384

約数和(自身を除く): 109409464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 247531, 495062, 990124, 1237655, 1980248, 2475310, 3960496, 4950620, 7920992, 9901240, 15841984, 19802480, 39604960, 79209920]

約数ペア:

[(1, 79209920), (2, 39604960), (4, 19802480), (5, 15841984), (8, 9901240), (10, 7920992), (16, 4950620), (20, 3960496), (32, 2475310), (40, 1980248), (64, 1237655), (80, 990124), (160, 495062), (320, 247531)]