329540600

素因数分解:

$2^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{20857}}^1$

素因数の和:20952

約数の個数: 48

約数和(自身を含む): 775917600

約数和(自身を除く): 446377000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 79, 100, 158, 200, 316, 395, 632, 790, 1580, 1975, 3160, 3950, 7900, 15800, 20857, 41714, 83428, 104285, 166856, 208570, 417140, 521425, 834280, 1042850, 1647703, 2085700, 3295406, 4171400, 6590812, 8238515, 13181624, 16477030, 32954060, 41192575, 65908120, 82385150, 164770300, 329540600]

約数ペア:

[(1, 329540600), (2, 164770300), (4, 82385150), (5, 65908120), (8, 41192575), (10, 32954060), (20, 16477030), (25, 13181624), (40, 8238515), (50, 6590812), (79, 4171400), (100, 3295406), (158, 2085700), (200, 1647703), (316, 1042850), (395, 834280), (632, 521425), (790, 417140), (1580, 208570), (1975, 166856), (3160, 104285), (3950, 83428), (7900, 41714), (15800, 20857)]