320435700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{82163}}^1$

素因数の和:82193

約数の個数: 72

約数和(自身を含む): 998456928

約数和(自身を除く): 678021228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 82163, 164326, 246489, 328652, 410815, 492978, 821630, 985956, 1068119, 1232445, 1643260, 2054075, 2136238, 2464890, 3204357, 4108150, 4272476, 4929780, 5340595, 6162225, 6408714, 8216300, 10681190, 12324450, 12817428, 16021785, 21362380, 24648900, 26702975, 32043570, 53405950, 64087140, 80108925, 106811900, 160217850, 320435700]

約数ペア:

[(1, 320435700), (2, 160217850), (3, 106811900), (4, 80108925), (5, 64087140), (6, 53405950), (10, 32043570), (12, 26702975), (13, 24648900), (15, 21362380), (20, 16021785), (25, 12817428), (26, 12324450), (30, 10681190), (39, 8216300), (50, 6408714), (52, 6162225), (60, 5340595), (65, 4929780), (75, 4272476), (78, 4108150), (100, 3204357), (130, 2464890), (150, 2136238), (156, 2054075), (195, 1643260), (260, 1232445), (300, 1068119), (325, 985956), (390, 821630), (650, 492978), (780, 410815), (975, 328652), (1300, 246489), (1950, 164326), (3900, 82163)]