2080353425

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{613}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 2777441280

約数和(自身を除く): 697087855

約数列:

[1, 5, 25, 29, 31, 145, 151, 155, 613, 725, 755, 775, 899, 3065, 3775, 4379, 4495, 4681, 15325, 17777, 19003, 21895, 22475, 23405, 88885, 92563, 95015, 109475, 117025, 135749, 444425, 462815, 475075, 551087, 678745, 2314075, 2684327, 2755435, 2869453, 3393725, 13421635, 13777175, 14347265, 67108175, 71736325, 83214137, 416070685, 2080353425]

約数ペア:

[(1, 2080353425), (5, 416070685), (25, 83214137), (29, 71736325), (31, 67108175), (145, 14347265), (151, 13777175), (155, 13421635), (613, 3393725), (725, 2869453), (755, 2755435), (775, 2684327), (899, 2314075), (3065, 678745), (3775, 551087), (4379, 475075), (4495, 462815), (4681, 444425), (15325, 135749), (17777, 117025), (19003, 109475), (21895, 95015), (22475, 92563), (23405, 88885)]