290420885

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{35569}}^1$

素因数の和:35668

約数の個数: 16

約数和(自身を含む): 368789760

約数和(自身を除く): 78368875

約数列:

[1, 5, 23, 71, 115, 355, 1633, 8165, 35569, 177845, 818087, 2525399, 4090435, 12626995, 58084177, 290420885]

約数ペア:

[(1, 290420885), (5, 58084177), (23, 12626995), (71, 4090435), (115, 2525399), (355, 818087), (1633, 177845), (8165, 35569)]