85474720

素因数分解:

$2^5\times 5^1\times {\mathrm{719}}^1\times {\mathrm{743}}^1$

素因数の和:1477

約数の個数: 48

約数和(自身を含む): 202487040

約数和(自身を除く): 117012320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 719, 743, 1438, 1486, 2876, 2972, 3595, 3715, 5752, 5944, 7190, 7430, 11504, 11888, 14380, 14860, 23008, 23776, 28760, 29720, 57520, 59440, 115040, 118880, 534217, 1068434, 2136868, 2671085, 4273736, 5342170, 8547472, 10684340, 17094944, 21368680, 42737360, 85474720]

約数ペア:

[(1, 85474720), (2, 42737360), (4, 21368680), (5, 17094944), (8, 10684340), (10, 8547472), (16, 5342170), (20, 4273736), (32, 2671085), (40, 2136868), (80, 1068434), (160, 534217), (719, 118880), (743, 115040), (1438, 59440), (1486, 57520), (2876, 29720), (2972, 28760), (3595, 23776), (3715, 23008), (5752, 14860), (5944, 14380), (7190, 11888), (7430, 11504)]