49781000

素因数分解:

$2^3\times 5^3\times {\mathrm{67}}^1\times {\mathrm{743}}^1$

素因数の和:831

約数の個数: 64

約数和(自身を含む): 118385280

約数和(自身を除く): 68604280

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 67, 100, 125, 134, 200, 250, 268, 335, 500, 536, 670, 743, 1000, 1340, 1486, 1675, 2680, 2972, 3350, 3715, 5944, 6700, 7430, 8375, 13400, 14860, 16750, 18575, 29720, 33500, 37150, 49781, 67000, 74300, 92875, 99562, 148600, 185750, 199124, 248905, 371500, 398248, 497810, 743000, 995620, 1244525, 1991240, 2489050, 4978100, 6222625, 9956200, 12445250, 24890500, 49781000]

約数ペア:

[(1, 49781000), (2, 24890500), (4, 12445250), (5, 9956200), (8, 6222625), (10, 4978100), (20, 2489050), (25, 1991240), (40, 1244525), (50, 995620), (67, 743000), (100, 497810), (125, 398248), (134, 371500), (200, 248905), (250, 199124), (268, 185750), (335, 148600), (500, 99562), (536, 92875), (670, 74300), (743, 67000), (1000, 49781), (1340, 37150), (1486, 33500), (1675, 29720), (2680, 18575), (2972, 16750), (3350, 14860), (3715, 13400), (5944, 8375), (6700, 7430)]