646372448

素因数分解:

$2^5\times {\mathrm{107}}^1\times {\mathrm{311}}^1\times {\mathrm{607}}^1$

素因数の和:1035

約数の個数: 48

約数和(自身を含む): 1290691584

約数和(自身を除く): 644319136

約数列:

[1, 2, 4, 8, 16, 32, 107, 214, 311, 428, 607, 622, 856, 1214, 1244, 1712, 2428, 2488, 3424, 4856, 4976, 9712, 9952, 19424, 33277, 64949, 66554, 129898, 133108, 188777, 259796, 266216, 377554, 519592, 532432, 755108, 1039184, 1064864, 1510216, 2078368, 3020432, 6040864, 20199139, 40398278, 80796556, 161593112, 323186224, 646372448]

約数ペア:

[(1, 646372448), (2, 323186224), (4, 161593112), (8, 80796556), (16, 40398278), (32, 20199139), (107, 6040864), (214, 3020432), (311, 2078368), (428, 1510216), (607, 1064864), (622, 1039184), (856, 755108), (1214, 532432), (1244, 519592), (1712, 377554), (2428, 266216), (2488, 259796), (3424, 188777), (4856, 133108), (4976, 129898), (9712, 66554), (9952, 64949), (19424, 33277)]