90902920

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{317}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 210185280

約数和(自身を除く): 119282360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 107, 134, 214, 268, 317, 335, 428, 535, 536, 634, 670, 856, 1070, 1268, 1340, 1585, 2140, 2536, 2680, 3170, 4280, 6340, 7169, 12680, 14338, 21239, 28676, 33919, 35845, 42478, 57352, 67838, 71690, 84956, 106195, 135676, 143380, 169595, 169912, 212390, 271352, 286760, 339190, 424780, 678380, 849560, 1356760, 2272573, 4545146, 9090292, 11362865, 18180584, 22725730, 45451460, 90902920]

約数ペア:

[(1, 90902920), (2, 45451460), (4, 22725730), (5, 18180584), (8, 11362865), (10, 9090292), (20, 4545146), (40, 2272573), (67, 1356760), (107, 849560), (134, 678380), (214, 424780), (268, 339190), (317, 286760), (335, 271352), (428, 212390), (535, 169912), (536, 169595), (634, 143380), (670, 135676), (856, 106195), (1070, 84956), (1268, 71690), (1340, 67838), (1585, 57352), (2140, 42478), (2536, 35845), (2680, 33919), (3170, 28676), (4280, 21239), (6340, 14338), (7169, 12680)]