31945072

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:413

約数の個数: 40

約数和(自身を含む): 63488000

約数和(自身を除く): 31542928

約数列:

[1, 2, 4, 8, 16, 79, 127, 158, 199, 254, 316, 398, 508, 632, 796, 1016, 1264, 1592, 2032, 3184, 10033, 15721, 20066, 25273, 31442, 40132, 50546, 62884, 80264, 101092, 125768, 160528, 202184, 251536, 404368, 1996567, 3993134, 7986268, 15972536, 31945072]

約数ペア:

[(1, 31945072), (2, 15972536), (4, 7986268), (8, 3993134), (16, 1996567), (79, 404368), (127, 251536), (158, 202184), (199, 160528), (254, 125768), (316, 101092), (398, 80264), (508, 62884), (632, 50546), (796, 40132), (1016, 31442), (1264, 25273), (1592, 20066), (2032, 15721), (3184, 10033)]