20161540425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{593}}^1\times {\mathrm{34871}}^1$

素因数の和:35490

約数の個数: 48

約数和(自身を含む): 35959448448

約数和(自身を除く): 15797908023

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 593, 975, 1779, 2965, 7709, 8895, 14825, 23127, 34871, 38545, 44475, 104613, 115635, 174355, 192725, 453323, 523065, 578175, 871775, 1359969, 2266615, 2615325, 6799845, 11333075, 20678503, 33999225, 62035509, 103392515, 268820539, 310177545, 516962575, 806461617, 1344102695, 1550887725, 4032308085, 6720513475, 20161540425]

約数ペア:

[(1, 20161540425), (3, 6720513475), (5, 4032308085), (13, 1550887725), (15, 1344102695), (25, 806461617), (39, 516962575), (65, 310177545), (75, 268820539), (195, 103392515), (325, 62035509), (593, 33999225), (975, 20678503), (1779, 11333075), (2965, 6799845), (7709, 2615325), (8895, 2266615), (14825, 1359969), (23127, 871775), (34871, 578175), (38545, 523065), (44475, 453323), (104613, 192725), (115635, 174355)]