2016983706475

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{314651}}^1$

素因数の和:314860

約数の個数: 48

約数和(自身を含む): 2626614207360

約数和(自身を除く): 609630500885

約数列:

[1, 5, 25, 43, 67, 89, 215, 335, 445, 1075, 1675, 2225, 2881, 3827, 5963, 14405, 19135, 29815, 72025, 95675, 149075, 256409, 314651, 1282045, 1573255, 6410225, 7866275, 13529993, 21081617, 28003939, 67649965, 105408085, 140019695, 338249825, 527040425, 700098475, 906509531, 1204169377, 1876263913, 4532547655, 6020846885, 9381319565, 22662738275, 30104234425, 46906597825, 80679348259, 403396741295, 2016983706475]

約数ペア:

[(1, 2016983706475), (5, 403396741295), (25, 80679348259), (43, 46906597825), (67, 30104234425), (89, 22662738275), (215, 9381319565), (335, 6020846885), (445, 4532547655), (1075, 1876263913), (1675, 1204169377), (2225, 906509531), (2881, 700098475), (3827, 527040425), (5963, 338249825), (14405, 140019695), (19135, 105408085), (29815, 67649965), (72025, 28003939), (95675, 21081617), (149075, 13529993), (256409, 7866275), (314651, 6410225), (1282045, 1573255)]