2890746145

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1889}}^1\times {\mathrm{1901}}^1$

素因数の和:3825

約数の個数: 32

約数和(自身を含む): 4141186560

約数和(自身を除く): 1250440415

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 1889, 1901, 9445, 9505, 13223, 13307, 43447, 43723, 66115, 66535, 217235, 218615, 304129, 306061, 1520645, 1530305, 3590989, 17954945, 25136923, 82592747, 125684615, 412963735, 578149229, 2890746145]

約数ペア:

[(1, 2890746145), (5, 578149229), (7, 412963735), (23, 125684615), (35, 82592747), (115, 25136923), (161, 17954945), (805, 3590989), (1889, 1530305), (1901, 1520645), (9445, 306061), (9505, 304129), (13223, 218615), (13307, 217235), (43447, 66535), (43723, 66115)]