66518680

素因数分解:

$2^3\times 5^1\times {\mathrm{601}}^1\times {\mathrm{2767}}^1$

素因数の和:3379

約数の個数: 32

約数和(自身を含む): 149970240

約数和(自身を除く): 83451560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 601, 1202, 2404, 2767, 3005, 4808, 5534, 6010, 11068, 12020, 13835, 22136, 24040, 27670, 55340, 110680, 1662967, 3325934, 6651868, 8314835, 13303736, 16629670, 33259340, 66518680]

約数ペア:

[(1, 66518680), (2, 33259340), (4, 16629670), (5, 13303736), (8, 8314835), (10, 6651868), (20, 3325934), (40, 1662967), (601, 110680), (1202, 55340), (2404, 27670), (2767, 24040), (3005, 22136), (4808, 13835), (5534, 12020), (6010, 11068)]