81274750

素因数分解:

$2^1\times 5^3\times {\mathrm{47}}^1\times {\mathrm{6917}}^1$

素因数の和:6981

約数の個数: 32

約数和(自身を含む): 155405952

約数和(自身を除く): 74131202

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 125, 235, 250, 470, 1175, 2350, 5875, 6917, 11750, 13834, 34585, 69170, 172925, 325099, 345850, 650198, 864625, 1625495, 1729250, 3250990, 8127475, 16254950, 40637375, 81274750]

約数ペア:

[(1, 81274750), (2, 40637375), (5, 16254950), (10, 8127475), (25, 3250990), (47, 1729250), (50, 1625495), (94, 864625), (125, 650198), (235, 345850), (250, 325099), (470, 172925), (1175, 69170), (2350, 34585), (5875, 13834), (6917, 11750)]