80259844

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 170644320

約数和(自身を除く): 90384476

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 89, 98, 107, 172, 178, 196, 214, 301, 356, 428, 602, 623, 749, 1204, 1246, 1498, 2107, 2492, 2996, 3827, 4214, 4361, 4601, 5243, 7654, 8428, 8722, 9202, 9523, 10486, 15308, 17444, 18404, 19046, 20972, 26789, 32207, 38092, 53578, 64414, 66661, 107156, 128828, 133322, 187523, 225449, 266644, 375046, 409489, 450898, 466627, 750092, 818978, 901796, 933254, 1637956, 1866508, 2866423, 5732846, 11465692, 20064961, 40129922, 80259844]

約数ペア:

[(1, 80259844), (2, 40129922), (4, 20064961), (7, 11465692), (14, 5732846), (28, 2866423), (43, 1866508), (49, 1637956), (86, 933254), (89, 901796), (98, 818978), (107, 750092), (172, 466627), (178, 450898), (196, 409489), (214, 375046), (301, 266644), (356, 225449), (428, 187523), (602, 133322), (623, 128828), (749, 107156), (1204, 66661), (1246, 64414), (1498, 53578), (2107, 38092), (2492, 32207), (2996, 26789), (3827, 20972), (4214, 19046), (4361, 18404), (4601, 17444), (5243, 15308), (7654, 10486), (8428, 9523), (8722, 9202)]