81258052

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{421}}^1\times {\mathrm{661}}^1$

素因数の和:1159

約数の個数: 24

約数和(自身を含む): 144710552

約数和(自身を除く): 63452500

約数列:

[1, 2, 4, 73, 146, 292, 421, 661, 842, 1322, 1684, 2644, 30733, 48253, 61466, 96506, 122932, 193012, 278281, 556562, 1113124, 20314513, 40629026, 81258052]

約数ペア:

[(1, 81258052), (2, 40629026), (4, 20314513), (73, 1113124), (146, 556562), (292, 278281), (421, 193012), (661, 122932), (842, 96506), (1322, 61466), (1684, 48253), (2644, 30733)]