90769970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{1049}}^1$

素因数の和:1582

約数の個数: 32

約数和(自身を含む): 173502000

約数和(自身を除く): 82732030

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 509, 1018, 1049, 2098, 2545, 5090, 5245, 8653, 10490, 17306, 17833, 35666, 43265, 86530, 89165, 178330, 533941, 1067882, 2669705, 5339410, 9076997, 18153994, 45384985, 90769970]

約数ペア:

[(1, 90769970), (2, 45384985), (5, 18153994), (10, 9076997), (17, 5339410), (34, 2669705), (85, 1067882), (170, 533941), (509, 178330), (1018, 89165), (1049, 86530), (2098, 43265), (2545, 35666), (5090, 17833), (5245, 17306), (8653, 10490)]