2881971650

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{9781}}^1$

素因数の和:9947

約数の個数: 48

約数和(自身を含む): 5502022848

約数和(自身を除く): 2620051198

約数列:

[1, 2, 5, 10, 25, 50, 71, 83, 142, 166, 355, 415, 710, 830, 1775, 2075, 3550, 4150, 5893, 9781, 11786, 19562, 29465, 48905, 58930, 97810, 147325, 244525, 294650, 489050, 694451, 811823, 1388902, 1623646, 3472255, 4059115, 6944510, 8118230, 17361275, 20295575, 34722550, 40591150, 57639433, 115278866, 288197165, 576394330, 1440985825, 2881971650]

約数ペア:

[(1, 2881971650), (2, 1440985825), (5, 576394330), (10, 288197165), (25, 115278866), (50, 57639433), (71, 40591150), (83, 34722550), (142, 20295575), (166, 17361275), (355, 8118230), (415, 6944510), (710, 4059115), (830, 3472255), (1775, 1623646), (2075, 1388902), (3550, 811823), (4150, 694451), (5893, 489050), (9781, 294650), (11786, 244525), (19562, 147325), (29465, 97810), (48905, 58930)]