68779120

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12109}}^1$

素因数の和:12193

約数の個数: 40

約数和(自身を含む): 162177120

約数和(自身を除く): 93398000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 12109, 24218, 48436, 60545, 96872, 121090, 193744, 242180, 484360, 859739, 968720, 1719478, 3438956, 4298695, 6877912, 8597390, 13755824, 17194780, 34389560, 68779120]

約数ペア:

[(1, 68779120), (2, 34389560), (4, 17194780), (5, 13755824), (8, 8597390), (10, 6877912), (16, 4298695), (20, 3438956), (40, 1719478), (71, 968720), (80, 859739), (142, 484360), (284, 242180), (355, 193744), (568, 121090), (710, 96872), (1136, 60545), (1420, 48436), (2840, 24218), (5680, 12109)]