9968440690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1979}}^1\times {\mathrm{38747}}^1$

素因数の和:40746

約数の個数: 32

約数和(自身を含む): 19333702080

約数和(自身を除く): 9365261390

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1979, 3958, 9895, 19790, 25727, 38747, 51454, 77494, 128635, 193735, 257270, 387470, 503711, 1007422, 2518555, 5037110, 76680313, 153360626, 383401565, 766803130, 996844069, 1993688138, 4984220345, 9968440690]

約数ペア:

[(1, 9968440690), (2, 4984220345), (5, 1993688138), (10, 996844069), (13, 766803130), (26, 383401565), (65, 153360626), (130, 76680313), (1979, 5037110), (3958, 2518555), (9895, 1007422), (19790, 503711), (25727, 387470), (38747, 257270), (51454, 193735), (77494, 128635)]