85838680

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{11119}}^1$

素因数の和:11323

約数の個数: 32

約数和(自身を含む): 194155200

約数和(自身を除く): 108316520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 11119, 22238, 44476, 55595, 88952, 111190, 222380, 444760, 2145967, 4291934, 8583868, 10729835, 17167736, 21459670, 42919340, 85838680]

約数ペア:

[(1, 85838680), (2, 42919340), (4, 21459670), (5, 17167736), (8, 10729835), (10, 8583868), (20, 4291934), (40, 2145967), (193, 444760), (386, 222380), (772, 111190), (965, 88952), (1544, 55595), (1930, 44476), (3860, 22238), (7720, 11119)]