28475800

素因数分解:

$2^3\times 5^2\times {\mathrm{173}}^1\times {\mathrm{823}}^1$

素因数の和:1012

約数の個数: 48

約数和(自身を含む): 66669840

約数和(自身を除く): 38194040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 173, 200, 346, 692, 823, 865, 1384, 1646, 1730, 3292, 3460, 4115, 4325, 6584, 6920, 8230, 8650, 16460, 17300, 20575, 32920, 34600, 41150, 82300, 142379, 164600, 284758, 569516, 711895, 1139032, 1423790, 2847580, 3559475, 5695160, 7118950, 14237900, 28475800]

約数ペア:

[(1, 28475800), (2, 14237900), (4, 7118950), (5, 5695160), (8, 3559475), (10, 2847580), (20, 1423790), (25, 1139032), (40, 711895), (50, 569516), (100, 284758), (173, 164600), (200, 142379), (346, 82300), (692, 41150), (823, 34600), (865, 32920), (1384, 20575), (1646, 17300), (1730, 16460), (3292, 8650), (3460, 8230), (4115, 6920), (4325, 6584)]