87853870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{6967}}^1$

素因数の和:7084

約数の個数: 32

約数和(自身を含む): 172081728

約数和(自身を除く): 84227858

約数列:

[1, 2, 5, 10, 13, 26, 65, 97, 130, 194, 485, 970, 1261, 2522, 6305, 6967, 12610, 13934, 34835, 69670, 90571, 181142, 452855, 675799, 905710, 1351598, 3378995, 6757990, 8785387, 17570774, 43926935, 87853870]

約数ペア:

[(1, 87853870), (2, 43926935), (5, 17570774), (10, 8785387), (13, 6757990), (26, 3378995), (65, 1351598), (97, 905710), (130, 675799), (194, 452855), (485, 181142), (970, 90571), (1261, 69670), (2522, 34835), (6305, 13934), (6967, 12610)]