71191250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^2\times {\mathrm{337}}^1$

素因数の和:385

約数の個数: 60

約数和(自身を含む): 144923922

約数和(自身を除く): 73732672

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 169, 250, 325, 337, 338, 625, 650, 674, 845, 1250, 1625, 1685, 1690, 3250, 3370, 4225, 4381, 8125, 8425, 8450, 8762, 16250, 16850, 21125, 21905, 42125, 42250, 43810, 56953, 84250, 105625, 109525, 113906, 210625, 211250, 219050, 284765, 421250, 547625, 569530, 1095250, 1423825, 2738125, 2847650, 5476250, 7119125, 14238250, 35595625, 71191250]

約数ペア:

[(1, 71191250), (2, 35595625), (5, 14238250), (10, 7119125), (13, 5476250), (25, 2847650), (26, 2738125), (50, 1423825), (65, 1095250), (125, 569530), (130, 547625), (169, 421250), (250, 284765), (325, 219050), (337, 211250), (338, 210625), (625, 113906), (650, 109525), (674, 105625), (845, 84250), (1250, 56953), (1625, 43810), (1685, 42250), (1690, 42125), (3250, 21905), (3370, 21125), (4225, 16850), (4381, 16250), (8125, 8762), (8425, 8450)]