2687841205

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1087}}^1$

素因数の和:1226

約数の個数: 64

約数和(自身を含む): 3970695168

約数和(自身を除く): 1282853963

約数列:

[1, 5, 7, 31, 35, 43, 53, 155, 215, 217, 265, 301, 371, 1085, 1087, 1333, 1505, 1643, 1855, 2279, 5435, 6665, 7609, 8215, 9331, 11395, 11501, 15953, 33697, 38045, 46655, 46741, 57505, 57611, 70649, 79765, 168485, 233705, 235879, 288055, 327187, 353245, 403277, 494543, 1179395, 1448971, 1635935, 1785941, 2016385, 2472715, 2477273, 7244855, 8929705, 10142797, 12386365, 12501587, 17340911, 50713985, 62507935, 76795463, 86704555, 383977315, 537568241, 2687841205]

約数ペア:

[(1, 2687841205), (5, 537568241), (7, 383977315), (31, 86704555), (35, 76795463), (43, 62507935), (53, 50713985), (155, 17340911), (215, 12501587), (217, 12386365), (265, 10142797), (301, 8929705), (371, 7244855), (1085, 2477273), (1087, 2472715), (1333, 2016385), (1505, 1785941), (1643, 1635935), (1855, 1448971), (2279, 1179395), (5435, 494543), (6665, 403277), (7609, 353245), (8215, 327187), (9331, 288055), (11395, 235879), (11501, 233705), (15953, 168485), (33697, 79765), (38045, 70649), (46655, 57611), (46741, 57505)]