85282840

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{11047}}^1$

素因数の和:11251

約数の個数: 32

約数和(自身を含む): 192898080

約数和(自身を除く): 107615240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 3860, 7720, 11047, 22094, 44188, 55235, 88376, 110470, 220940, 441880, 2132071, 4264142, 8528284, 10660355, 17056568, 21320710, 42641420, 85282840]

約数ペア:

[(1, 85282840), (2, 42641420), (4, 21320710), (5, 17056568), (8, 10660355), (10, 8528284), (20, 4264142), (40, 2132071), (193, 441880), (386, 220940), (772, 110470), (965, 88376), (1544, 55235), (1930, 44188), (3860, 22094), (7720, 11047)]