77468480

素因数分解:

$2^6\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2221}}^1$

素因数の和:2347

約数の個数: 56

約数和(自身を含む): 186248040

約数和(自身を除く): 108779560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 160, 218, 320, 436, 545, 872, 1090, 1744, 2180, 2221, 3488, 4360, 4442, 6976, 8720, 8884, 11105, 17440, 17768, 22210, 34880, 35536, 44420, 71072, 88840, 142144, 177680, 242089, 355360, 484178, 710720, 968356, 1210445, 1936712, 2420890, 3873424, 4841780, 7746848, 9683560, 15493696, 19367120, 38734240, 77468480]

約数ペア:

[(1, 77468480), (2, 38734240), (4, 19367120), (5, 15493696), (8, 9683560), (10, 7746848), (16, 4841780), (20, 3873424), (32, 2420890), (40, 1936712), (64, 1210445), (80, 968356), (109, 710720), (160, 484178), (218, 355360), (320, 242089), (436, 177680), (545, 142144), (872, 88840), (1090, 71072), (1744, 44420), (2180, 35536), (2221, 34880), (3488, 22210), (4360, 17768), (4442, 17440), (6976, 11105), (8720, 8884)]