42809825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{383}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 56567808

約数和(自身を除く): 13757983

約数列:

[1, 5, 17, 25, 85, 263, 383, 425, 1315, 1915, 4471, 6511, 6575, 9575, 22355, 32555, 100729, 111775, 162775, 503645, 1712393, 2518225, 8561965, 42809825]

約数ペア:

[(1, 42809825), (5, 8561965), (17, 2518225), (25, 1712393), (85, 503645), (263, 162775), (383, 111775), (425, 100729), (1315, 32555), (1915, 22355), (4471, 9575), (6511, 6575)]