87210880

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3169}}^1$

素因数の和:3231

約数の個数: 64

約数和(自身を含む): 213404400

約数和(自身を除く): 126193520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 128, 160, 172, 215, 320, 344, 430, 640, 688, 860, 1376, 1720, 2752, 3169, 3440, 5504, 6338, 6880, 12676, 13760, 15845, 25352, 27520, 31690, 50704, 63380, 101408, 126760, 136267, 202816, 253520, 272534, 405632, 507040, 545068, 681335, 1014080, 1090136, 1362670, 2028160, 2180272, 2725340, 4360544, 5450680, 8721088, 10901360, 17442176, 21802720, 43605440, 87210880]

約数ペア:

[(1, 87210880), (2, 43605440), (4, 21802720), (5, 17442176), (8, 10901360), (10, 8721088), (16, 5450680), (20, 4360544), (32, 2725340), (40, 2180272), (43, 2028160), (64, 1362670), (80, 1090136), (86, 1014080), (128, 681335), (160, 545068), (172, 507040), (215, 405632), (320, 272534), (344, 253520), (430, 202816), (640, 136267), (688, 126760), (860, 101408), (1376, 63380), (1720, 50704), (2752, 31690), (3169, 27520), (3440, 25352), (5504, 15845), (6338, 13760), (6880, 12676)]