389628475

素因数分解:

$5^2\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{967}}^1$

素因数の和:1275

約数の個数: 24

約数和(自身を含む): 492611328

約数和(自身を除く): 102982853

約数列:

[1, 5, 25, 71, 227, 355, 967, 1135, 1775, 4835, 5675, 16117, 24175, 68657, 80585, 219509, 343285, 402925, 1097545, 1716425, 5487725, 15585139, 77925695, 389628475]

約数ペア:

[(1, 389628475), (5, 77925695), (25, 15585139), (71, 5487725), (227, 1716425), (355, 1097545), (967, 402925), (1135, 343285), (1775, 219509), (4835, 80585), (5675, 68657), (16117, 24175)]