647404004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{5881}}^1$

素因数の和:6000

約数の個数: 48

約数和(自身を含む): 1279687920

約数和(自身を除く): 632283916

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 73, 116, 146, 292, 377, 754, 949, 1508, 1898, 2117, 3796, 4234, 5881, 8468, 11762, 23524, 27521, 55042, 76453, 110084, 152906, 170549, 305812, 341098, 429313, 682196, 858626, 1717252, 2217137, 4434274, 5581069, 8868548, 11162138, 12450077, 22324276, 24900154, 49800308, 161851001, 323702002, 647404004]

約数ペア:

[(1, 647404004), (2, 323702002), (4, 161851001), (13, 49800308), (26, 24900154), (29, 22324276), (52, 12450077), (58, 11162138), (73, 8868548), (116, 5581069), (146, 4434274), (292, 2217137), (377, 1717252), (754, 858626), (949, 682196), (1508, 429313), (1898, 341098), (2117, 305812), (3796, 170549), (4234, 152906), (5881, 110084), (8468, 76453), (11762, 55042), (23524, 27521)]