80788688

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{49993}}^1$

素因数の和:50102

約数の個数: 20

約数和(自身を含む): 158081028

約数和(自身を除く): 77292340

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 49993, 99986, 199972, 399944, 799888, 5049293, 10098586, 20197172, 40394344, 80788688]

約数ペア:

[(1, 80788688), (2, 40394344), (4, 20197172), (8, 10098586), (16, 5049293), (101, 799888), (202, 399944), (404, 199972), (808, 99986), (1616, 49993)]