31785872

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:423

約数の個数: 40

約数和(自身を含む): 63240000

約数和(自身を除く): 31454128

約数列:

[1, 2, 4, 8, 16, 67, 134, 149, 199, 268, 298, 398, 536, 596, 796, 1072, 1192, 1592, 2384, 3184, 9983, 13333, 19966, 26666, 29651, 39932, 53332, 59302, 79864, 106664, 118604, 159728, 213328, 237208, 474416, 1986617, 3973234, 7946468, 15892936, 31785872]

約数ペア:

[(1, 31785872), (2, 15892936), (4, 7946468), (8, 3973234), (16, 1986617), (67, 474416), (134, 237208), (149, 213328), (199, 159728), (268, 118604), (298, 106664), (398, 79864), (536, 59302), (596, 53332), (796, 39932), (1072, 29651), (1192, 26666), (1592, 19966), (2384, 13333), (3184, 9983)]