25843040

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8501}}^1$

素因数の和:8535

約数の個数: 48

約数和(自身を含む): 64275120

約数和(自身を除く): 38432080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 8501, 17002, 34004, 42505, 68008, 85010, 136016, 161519, 170020, 272032, 323038, 340040, 646076, 680080, 807595, 1292152, 1360160, 1615190, 2584304, 3230380, 5168608, 6460760, 12921520, 25843040]

約数ペア:

[(1, 25843040), (2, 12921520), (4, 6460760), (5, 5168608), (8, 3230380), (10, 2584304), (16, 1615190), (19, 1360160), (20, 1292152), (32, 807595), (38, 680080), (40, 646076), (76, 340040), (80, 323038), (95, 272032), (152, 170020), (160, 161519), (190, 136016), (304, 85010), (380, 68008), (608, 42505), (760, 34004), (1520, 17002), (3040, 8501)]