28476500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^2\times {\mathrm{337}}^1$

素因数の和:382

約数の個数: 72

約数和(自身を含む): 67544568

約数和(自身を除く): 39068068

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 169, 250, 260, 325, 337, 338, 500, 650, 674, 676, 845, 1300, 1348, 1625, 1685, 1690, 3250, 3370, 3380, 4225, 4381, 6500, 6740, 8425, 8450, 8762, 16850, 16900, 17524, 21125, 21905, 33700, 42125, 42250, 43810, 56953, 84250, 84500, 87620, 109525, 113906, 168500, 219050, 227812, 284765, 438100, 547625, 569530, 1095250, 1139060, 1423825, 2190500, 2847650, 5695300, 7119125, 14238250, 28476500]

約数ペア:

[(1, 28476500), (2, 14238250), (4, 7119125), (5, 5695300), (10, 2847650), (13, 2190500), (20, 1423825), (25, 1139060), (26, 1095250), (50, 569530), (52, 547625), (65, 438100), (100, 284765), (125, 227812), (130, 219050), (169, 168500), (250, 113906), (260, 109525), (325, 87620), (337, 84500), (338, 84250), (500, 56953), (650, 43810), (674, 42250), (676, 42125), (845, 33700), (1300, 21905), (1348, 21125), (1625, 17524), (1685, 16900), (1690, 16850), (3250, 8762), (3370, 8450), (3380, 8425), (4225, 6740), (4381, 6500)]