49807040

素因数分解:

$2^6\times 5^1\times {\mathrm{317}}^1\times {\mathrm{491}}^1$

素因数の和:825

約数の個数: 56

約数和(自身を含む): 119219472

約数和(自身を除く): 69412432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 317, 320, 491, 634, 982, 1268, 1585, 1964, 2455, 2536, 3170, 3928, 4910, 5072, 6340, 7856, 9820, 10144, 12680, 15712, 19640, 20288, 25360, 31424, 39280, 50720, 78560, 101440, 155647, 157120, 311294, 622588, 778235, 1245176, 1556470, 2490352, 3112940, 4980704, 6225880, 9961408, 12451760, 24903520, 49807040]

約数ペア:

[(1, 49807040), (2, 24903520), (4, 12451760), (5, 9961408), (8, 6225880), (10, 4980704), (16, 3112940), (20, 2490352), (32, 1556470), (40, 1245176), (64, 778235), (80, 622588), (160, 311294), (317, 157120), (320, 155647), (491, 101440), (634, 78560), (982, 50720), (1268, 39280), (1585, 31424), (1964, 25360), (2455, 20288), (2536, 19640), (3170, 15712), (3928, 12680), (4910, 10144), (5072, 9820), (6340, 7856)]