20346695425

素因数分解:

$5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{11953}}^1$

素因数の和:12178

約数の個数: 48

約数和(自身を含む): 29456186112

約数和(自身を除く): 9109490687

約数列:

[1, 5, 7, 25, 35, 71, 137, 175, 355, 497, 685, 959, 1775, 2485, 3425, 4795, 9727, 11953, 12425, 23975, 48635, 59765, 68089, 83671, 243175, 298825, 340445, 418355, 848663, 1637561, 1702225, 2091775, 4243315, 5940641, 8187805, 11462927, 21216575, 29703205, 40939025, 57314635, 116266831, 148516025, 286573175, 581334155, 813867817, 2906670775, 4069339085, 20346695425]

約数ペア:

[(1, 20346695425), (5, 4069339085), (7, 2906670775), (25, 813867817), (35, 581334155), (71, 286573175), (137, 148516025), (175, 116266831), (355, 57314635), (497, 40939025), (685, 29703205), (959, 21216575), (1775, 11462927), (2485, 8187805), (3425, 5940641), (4795, 4243315), (9727, 2091775), (11953, 1702225), (12425, 1637561), (23975, 848663), (48635, 418355), (59765, 340445), (68089, 298825), (83671, 243175)]