49205000

素因数分解:

$2^3\times 5^4\times {\mathrm{13}}^1\times {\mathrm{757}}^1$

素因数の和:796

約数の個数: 80

約数和(自身を含む): 124319580

約数和(自身を除く): 75114580

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 625, 650, 757, 1000, 1250, 1300, 1514, 1625, 2500, 2600, 3028, 3250, 3785, 5000, 6056, 6500, 7570, 8125, 9841, 13000, 15140, 16250, 18925, 19682, 30280, 32500, 37850, 39364, 49205, 65000, 75700, 78728, 94625, 98410, 151400, 189250, 196820, 246025, 378500, 393640, 473125, 492050, 757000, 946250, 984100, 1230125, 1892500, 1968200, 2460250, 3785000, 4920500, 6150625, 9841000, 12301250, 24602500, 49205000]

約数ペア:

[(1, 49205000), (2, 24602500), (4, 12301250), (5, 9841000), (8, 6150625), (10, 4920500), (13, 3785000), (20, 2460250), (25, 1968200), (26, 1892500), (40, 1230125), (50, 984100), (52, 946250), (65, 757000), (100, 492050), (104, 473125), (125, 393640), (130, 378500), (200, 246025), (250, 196820), (260, 189250), (325, 151400), (500, 98410), (520, 94625), (625, 78728), (650, 75700), (757, 65000), (1000, 49205), (1250, 39364), (1300, 37850), (1514, 32500), (1625, 30280), (2500, 19682), (2600, 18925), (3028, 16250), (3250, 15140), (3785, 13000), (5000, 9841), (6056, 8125), (6500, 7570)]