86643280

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 209183040

約数和(自身を除く): 122539760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 89, 172, 178, 215, 283, 344, 356, 430, 445, 566, 688, 712, 860, 890, 1132, 1415, 1424, 1720, 1780, 2264, 2830, 3440, 3560, 3827, 4528, 5660, 7120, 7654, 11320, 12169, 15308, 19135, 22640, 24338, 25187, 30616, 38270, 48676, 50374, 60845, 61232, 76540, 97352, 100748, 121690, 125935, 153080, 194704, 201496, 243380, 251870, 306160, 402992, 486760, 503740, 973520, 1007480, 1083041, 2014960, 2166082, 4332164, 5415205, 8664328, 10830410, 17328656, 21660820, 43321640, 86643280]

約数ペア:

[(1, 86643280), (2, 43321640), (4, 21660820), (5, 17328656), (8, 10830410), (10, 8664328), (16, 5415205), (20, 4332164), (40, 2166082), (43, 2014960), (80, 1083041), (86, 1007480), (89, 973520), (172, 503740), (178, 486760), (215, 402992), (283, 306160), (344, 251870), (356, 243380), (430, 201496), (445, 194704), (566, 153080), (688, 125935), (712, 121690), (860, 100748), (890, 97352), (1132, 76540), (1415, 61232), (1424, 60845), (1720, 50374), (1780, 48676), (2264, 38270), (2830, 30616), (3440, 25187), (3560, 24338), (3827, 22640), (4528, 19135), (5660, 15308), (7120, 12169), (7654, 11320)]