1025896780

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{22727}}^1$

素因数の和:22834

約数の個数: 48

約数和(自身を含む): 2248981056

約数和(自身を除く): 1223084276

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 370, 610, 740, 1220, 2257, 4514, 9028, 11285, 22570, 22727, 45140, 45454, 90908, 113635, 227270, 454540, 840899, 1386347, 1681798, 2772694, 3363596, 4204495, 5545388, 6931735, 8408990, 13863470, 16817980, 27726940, 51294839, 102589678, 205179356, 256474195, 512948390, 1025896780]

約数ペア:

[(1, 1025896780), (2, 512948390), (4, 256474195), (5, 205179356), (10, 102589678), (20, 51294839), (37, 27726940), (61, 16817980), (74, 13863470), (122, 8408990), (148, 6931735), (185, 5545388), (244, 4204495), (305, 3363596), (370, 2772694), (610, 1681798), (740, 1386347), (1220, 840899), (2257, 454540), (4514, 227270), (9028, 113635), (11285, 90908), (22570, 45454), (22727, 45140)]