80718436

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{491}}^1\times {\mathrm{563}}^1$

素因数の和:1131

約数の個数: 24

約数和(自身を含む): 143738784

約数和(自身を除く): 63020348

約数列:

[1, 2, 4, 73, 146, 292, 491, 563, 982, 1126, 1964, 2252, 35843, 41099, 71686, 82198, 143372, 164396, 276433, 552866, 1105732, 20179609, 40359218, 80718436]

約数ペア:

[(1, 80718436), (2, 40359218), (4, 20179609), (73, 1105732), (146, 552866), (292, 276433), (491, 164396), (563, 143372), (982, 82198), (1126, 71686), (1964, 41099), (2252, 35843)]