81670880

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{9631}}^1$

素因数の和:9699

約数の個数: 48

約数和(自身を含む): 196608384

約数和(自身を除く): 114937504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 2120, 4240, 8480, 9631, 19262, 38524, 48155, 77048, 96310, 154096, 192620, 308192, 385240, 510443, 770480, 1020886, 1540960, 2041772, 2552215, 4083544, 5104430, 8167088, 10208860, 16334176, 20417720, 40835440, 81670880]

約数ペア:

[(1, 81670880), (2, 40835440), (4, 20417720), (5, 16334176), (8, 10208860), (10, 8167088), (16, 5104430), (20, 4083544), (32, 2552215), (40, 2041772), (53, 1540960), (80, 1020886), (106, 770480), (160, 510443), (212, 385240), (265, 308192), (424, 192620), (530, 154096), (848, 96310), (1060, 77048), (1696, 48155), (2120, 38524), (4240, 19262), (8480, 9631)]