67271440

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{8669}}^1$

素因数の和:8779

約数の個数: 40

約数和(自身を含む): 158036760

約数和(自身を除く): 90765320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3880, 7760, 8669, 17338, 34676, 43345, 69352, 86690, 138704, 173380, 346760, 693520, 840893, 1681786, 3363572, 4204465, 6727144, 8408930, 13454288, 16817860, 33635720, 67271440]

約数ペア:

[(1, 67271440), (2, 33635720), (4, 16817860), (5, 13454288), (8, 8408930), (10, 6727144), (16, 4204465), (20, 3363572), (40, 1681786), (80, 840893), (97, 693520), (194, 346760), (388, 173380), (485, 138704), (776, 86690), (970, 69352), (1552, 43345), (1940, 34676), (3880, 17338), (7760, 8669)]