28910500

素因数分解:

$2^2\times 5^3\times {\mathrm{67}}^1\times {\mathrm{863}}^1$

素因数の和:949

約数の個数: 48

約数和(自身を含む): 64157184

約数和(自身を除く): 35246684

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 125, 134, 250, 268, 335, 500, 670, 863, 1340, 1675, 1726, 3350, 3452, 4315, 6700, 8375, 8630, 16750, 17260, 21575, 33500, 43150, 57821, 86300, 107875, 115642, 215750, 231284, 289105, 431500, 578210, 1156420, 1445525, 2891050, 5782100, 7227625, 14455250, 28910500]

約数ペア:

[(1, 28910500), (2, 14455250), (4, 7227625), (5, 5782100), (10, 2891050), (20, 1445525), (25, 1156420), (50, 578210), (67, 431500), (100, 289105), (125, 231284), (134, 215750), (250, 115642), (268, 107875), (335, 86300), (500, 57821), (670, 43150), (863, 33500), (1340, 21575), (1675, 17260), (1726, 16750), (3350, 8630), (3452, 8375), (4315, 6700)]