1520232550

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{409}}^1\times {\mathrm{941}}^1$

素因数の和:1441

約数の個数: 48

約数和(自身を含む): 2873476800

約数和(自身を除く): 1353244250

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 409, 790, 818, 941, 1882, 1975, 2045, 3950, 4090, 4705, 9410, 10225, 20450, 23525, 32311, 47050, 64622, 74339, 148678, 161555, 323110, 371695, 384869, 743390, 769738, 807775, 1615550, 1858475, 1924345, 3716950, 3848690, 9621725, 19243450, 30404651, 60809302, 152023255, 304046510, 760116275, 1520232550]

約数ペア:

[(1, 1520232550), (2, 760116275), (5, 304046510), (10, 152023255), (25, 60809302), (50, 30404651), (79, 19243450), (158, 9621725), (395, 3848690), (409, 3716950), (790, 1924345), (818, 1858475), (941, 1615550), (1882, 807775), (1975, 769738), (2045, 743390), (3950, 384869), (4090, 371695), (4705, 323110), (9410, 161555), (10225, 148678), (20450, 74339), (23525, 64622), (32311, 47050)]