42538219775

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{2447}}^1$

素因数の和:2760

約数の個数: 48

約数和(自身を含む): 54867631104

約数和(自身を除く): 12329411329

約数列:

[1, 5, 25, 43, 103, 157, 215, 515, 785, 1075, 2447, 2575, 3925, 4429, 6751, 12235, 16171, 22145, 33755, 61175, 80855, 105221, 110725, 168775, 252041, 384179, 404275, 526105, 695353, 1260205, 1920895, 2630525, 3476765, 6301025, 9604475, 10837763, 16519697, 17383825, 39570437, 54188815, 82598485, 197852185, 270944075, 412992425, 989260925, 1701528791, 8507643955, 42538219775]

約数ペア:

[(1, 42538219775), (5, 8507643955), (25, 1701528791), (43, 989260925), (103, 412992425), (157, 270944075), (215, 197852185), (515, 82598485), (785, 54188815), (1075, 39570437), (2447, 17383825), (2575, 16519697), (3925, 10837763), (4429, 9604475), (6751, 6301025), (12235, 3476765), (16171, 2630525), (22145, 1920895), (33755, 1260205), (61175, 695353), (80855, 526105), (105221, 404275), (110725, 384179), (168775, 252041)]