83886140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{16981}}^1$

素因数の和:17022

約数の個数: 48

約数和(自身を含む): 199708320

約数和(自身を除く): 115822180

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 16981, 33962, 67924, 84905, 169810, 220753, 322639, 339620, 441506, 645278, 883012, 1103765, 1290556, 1613195, 2207530, 3226390, 4194307, 4415060, 6452780, 8388614, 16777228, 20971535, 41943070, 83886140]

約数ペア:

[(1, 83886140), (2, 41943070), (4, 20971535), (5, 16777228), (10, 8388614), (13, 6452780), (19, 4415060), (20, 4194307), (26, 3226390), (38, 2207530), (52, 1613195), (65, 1290556), (76, 1103765), (95, 883012), (130, 645278), (190, 441506), (247, 339620), (260, 322639), (380, 220753), (494, 169810), (988, 84905), (1235, 67924), (2470, 33962), (4940, 16981)]