7278804910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{379}}^1\times {\mathrm{613}}^1$

素因数の和:1253

約数の個数: 64

約数和(自身を含む): 14228786880

約数和(自身を除く): 6949981970

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 241, 379, 482, 613, 758, 1205, 1226, 1895, 2410, 3065, 3133, 3790, 4927, 6130, 6266, 7969, 9854, 15665, 15938, 24635, 31330, 39845, 49270, 79690, 91339, 147733, 182678, 232327, 295466, 456695, 464654, 738665, 913390, 1161635, 1187407, 1477330, 1920529, 2323270, 2374814, 3020251, 3841058, 5937035, 6040502, 9602645, 11874070, 15101255, 19205290, 30202510, 55990807, 111981614, 279954035, 559908070, 727880491, 1455760982, 3639402455, 7278804910]

約数ペア:

[(1, 7278804910), (2, 3639402455), (5, 1455760982), (10, 727880491), (13, 559908070), (26, 279954035), (65, 111981614), (130, 55990807), (241, 30202510), (379, 19205290), (482, 15101255), (613, 11874070), (758, 9602645), (1205, 6040502), (1226, 5937035), (1895, 3841058), (2410, 3020251), (3065, 2374814), (3133, 2323270), (3790, 1920529), (4927, 1477330), (6130, 1187407), (6266, 1161635), (7969, 913390), (9854, 738665), (15665, 464654), (15938, 456695), (24635, 295466), (31330, 232327), (39845, 182678), (49270, 147733), (79690, 91339)]