85810480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4943}}^1$

素因数の和:4994

約数の個数: 80

約数和(自身を含む): 235413504

約数和(自身を除く): 149603024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 4943, 8680, 9886, 17360, 19772, 24715, 34601, 39544, 49430, 69202, 79088, 98860, 138404, 153233, 173005, 197720, 276808, 306466, 346010, 395440, 553616, 612932, 692020, 766165, 1072631, 1225864, 1384040, 1532330, 2145262, 2451728, 2768080, 3064660, 4290524, 5363155, 6129320, 8581048, 10726310, 12258640, 17162096, 21452620, 42905240, 85810480]

約数ペア:

[(1, 85810480), (2, 42905240), (4, 21452620), (5, 17162096), (7, 12258640), (8, 10726310), (10, 8581048), (14, 6129320), (16, 5363155), (20, 4290524), (28, 3064660), (31, 2768080), (35, 2451728), (40, 2145262), (56, 1532330), (62, 1384040), (70, 1225864), (80, 1072631), (112, 766165), (124, 692020), (140, 612932), (155, 553616), (217, 395440), (248, 346010), (280, 306466), (310, 276808), (434, 197720), (496, 173005), (560, 153233), (620, 138404), (868, 98860), (1085, 79088), (1240, 69202), (1736, 49430), (2170, 39544), (2480, 34601), (3472, 24715), (4340, 19772), (4943, 17360), (8680, 9886)]