49453520

素因数分解:

$2^4\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1259}}^1$

素因数の和:1763

約数の個数: 40

約数和(自身を含む): 115305120

約数和(自身を除く): 65851600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 491, 982, 1259, 1964, 2455, 2518, 3928, 4910, 5036, 6295, 7856, 9820, 10072, 12590, 19640, 20144, 25180, 39280, 50360, 100720, 618169, 1236338, 2472676, 3090845, 4945352, 6181690, 9890704, 12363380, 24726760, 49453520]

約数ペア:

[(1, 49453520), (2, 24726760), (4, 12363380), (5, 9890704), (8, 6181690), (10, 4945352), (16, 3090845), (20, 2472676), (40, 1236338), (80, 618169), (491, 100720), (982, 50360), (1259, 39280), (1964, 25180), (2455, 20144), (2518, 19640), (3928, 12590), (4910, 10072), (5036, 9820), (6295, 7856)]