20512543675

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{119311}}^1$

素因数の和:119380

約数の個数: 36

約数和(自身を含む): 28635118624

約数和(自身を除く): 8122574949

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 529, 575, 1495, 2645, 6877, 7475, 13225, 34385, 119311, 171925, 596555, 1551043, 2744153, 2982775, 7755215, 13720765, 35673989, 38776075, 63115519, 68603825, 178369945, 315577595, 820501747, 891849725, 1577887975, 4102508735, 20512543675]

約数ペア:

[(1, 20512543675), (5, 4102508735), (13, 1577887975), (23, 891849725), (25, 820501747), (65, 315577595), (115, 178369945), (299, 68603825), (325, 63115519), (529, 38776075), (575, 35673989), (1495, 13720765), (2645, 7755215), (6877, 2982775), (7475, 2744153), (13225, 1551043), (34385, 596555), (119311, 171925)]