20512459825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5737751}}^1$

素因数の和:5737785

約数の個数: 24

約数和(自身を含む): 29882212416

約数和(自身を除く): 9369752591

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 5737751, 28688755, 63115261, 74590763, 143443775, 315576305, 372953815, 820498393, 1577881525, 1864769075, 4102491965, 20512459825]

約数ペア:

[(1, 20512459825), (5, 4102491965), (11, 1864769075), (13, 1577881525), (25, 820498393), (55, 372953815), (65, 315576305), (143, 143443775), (275, 74590763), (325, 63115261), (715, 28688755), (3575, 5737751)]