129548360

素因数分解:

$2^3\times 5^1\times {\mathrm{1693}}^1\times {\mathrm{1913}}^1$

素因数の和:3617

約数の個数: 32

約数和(自身を含む): 291808440

約数和(自身を除く): 162260080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1693, 1913, 3386, 3826, 6772, 7652, 8465, 9565, 13544, 15304, 16930, 19130, 33860, 38260, 67720, 76520, 3238709, 6477418, 12954836, 16193545, 25909672, 32387090, 64774180, 129548360]

約数ペア:

[(1, 129548360), (2, 64774180), (4, 32387090), (5, 25909672), (8, 16193545), (10, 12954836), (20, 6477418), (40, 3238709), (1693, 76520), (1913, 67720), (3386, 38260), (3826, 33860), (6772, 19130), (7652, 16930), (8465, 15304), (9565, 13544)]