666323710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{677}}^1$

素因数の和:877

約数の個数: 64

約数和(自身を含む): 1324475712

約数和(自身を除く): 658152002

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 113, 130, 134, 226, 335, 565, 670, 677, 871, 1130, 1354, 1469, 1742, 2938, 3385, 4355, 6770, 7345, 7571, 8710, 8801, 14690, 15142, 17602, 37855, 44005, 45359, 75710, 76501, 88010, 90718, 98423, 153002, 196846, 226795, 382505, 453590, 492115, 589667, 765010, 984230, 994513, 1179334, 1989026, 2948335, 4972565, 5125567, 5896670, 9945130, 10251134, 25627835, 51255670, 66632371, 133264742, 333161855, 666323710]

約数ペア:

[(1, 666323710), (2, 333161855), (5, 133264742), (10, 66632371), (13, 51255670), (26, 25627835), (65, 10251134), (67, 9945130), (113, 5896670), (130, 5125567), (134, 4972565), (226, 2948335), (335, 1989026), (565, 1179334), (670, 994513), (677, 984230), (871, 765010), (1130, 589667), (1354, 492115), (1469, 453590), (1742, 382505), (2938, 226795), (3385, 196846), (4355, 153002), (6770, 98423), (7345, 90718), (7571, 88010), (8710, 76501), (8801, 75710), (14690, 45359), (15142, 44005), (17602, 37855)]