65427856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:264

約数の個数: 80

約数和(自身を含む): 143879680

約数和(自身を除く): 78451824

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 73, 104, 124, 139, 146, 208, 248, 278, 292, 403, 496, 556, 584, 806, 949, 1112, 1168, 1612, 1807, 1898, 2224, 2263, 3224, 3614, 3796, 4309, 4526, 6448, 7228, 7592, 8618, 9052, 10147, 14456, 15184, 17236, 18104, 20294, 28912, 29419, 34472, 36208, 40588, 56017, 58838, 68944, 81176, 112034, 117676, 131911, 162352, 224068, 235352, 263822, 314557, 448136, 470704, 527644, 629114, 896272, 1055288, 1258228, 2110576, 2516456, 4089241, 5032912, 8178482, 16356964, 32713928, 65427856]

約数ペア:

[(1, 65427856), (2, 32713928), (4, 16356964), (8, 8178482), (13, 5032912), (16, 4089241), (26, 2516456), (31, 2110576), (52, 1258228), (62, 1055288), (73, 896272), (104, 629114), (124, 527644), (139, 470704), (146, 448136), (208, 314557), (248, 263822), (278, 235352), (292, 224068), (403, 162352), (496, 131911), (556, 117676), (584, 112034), (806, 81176), (949, 68944), (1112, 58838), (1168, 56017), (1612, 40588), (1807, 36208), (1898, 34472), (2224, 29419), (2263, 28912), (3224, 20294), (3614, 18104), (3796, 17236), (4309, 15184), (4526, 14456), (6448, 10147), (7228, 9052), (7592, 8618)]