9910550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:297

約数の個数: 48

約数和(自身を含む): 20207040

約数和(自身を除く): 10296490

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 79, 130, 158, 193, 325, 386, 395, 650, 790, 965, 1027, 1930, 1975, 2054, 2509, 3950, 4825, 5018, 5135, 9650, 10270, 12545, 15247, 25090, 25675, 30494, 51350, 62725, 76235, 125450, 152470, 198211, 381175, 396422, 762350, 991055, 1982110, 4955275, 9910550]

約数ペア:

[(1, 9910550), (2, 4955275), (5, 1982110), (10, 991055), (13, 762350), (25, 396422), (26, 381175), (50, 198211), (65, 152470), (79, 125450), (130, 76235), (158, 62725), (193, 51350), (325, 30494), (386, 25675), (395, 25090), (650, 15247), (790, 12545), (965, 10270), (1027, 9650), (1930, 5135), (1975, 5018), (2054, 4825), (2509, 3950)]