2560778865

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1663}}^1\times {\mathrm{1801}}^1$

素因数の和:3494

約数の個数: 48

約数和(自身を含む): 4677703680

約数和(自身を除く): 2116924815

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 1663, 1801, 4989, 5403, 8315, 9005, 14967, 16209, 24945, 27015, 31597, 34219, 74835, 81045, 94791, 102657, 157985, 171095, 284373, 307971, 473955, 513285, 1421865, 1539855, 2995063, 8985189, 14975315, 26955567, 44925945, 56906197, 134777835, 170718591, 284530985, 512155773, 853592955, 2560778865]

約数ペア:

[(1, 2560778865), (3, 853592955), (5, 512155773), (9, 284530985), (15, 170718591), (19, 134777835), (45, 56906197), (57, 44925945), (95, 26955567), (171, 14975315), (285, 8985189), (855, 2995063), (1663, 1539855), (1801, 1421865), (4989, 513285), (5403, 473955), (8315, 307971), (9005, 284373), (14967, 171095), (16209, 157985), (24945, 102657), (27015, 94791), (31597, 81045), (34219, 74835)]