80111280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{541}}^1\times {\mathrm{617}}^1$

素因数の和:1174

約数の個数: 80

約数和(自身を含む): 249207264

約数和(自身を除く): 169095984

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 541, 617, 1082, 1234, 1623, 1851, 2164, 2468, 2705, 3085, 3246, 3702, 4328, 4936, 5410, 6170, 6492, 7404, 8115, 8656, 9255, 9872, 10820, 12340, 12984, 14808, 16230, 18510, 21640, 24680, 25968, 29616, 32460, 37020, 43280, 49360, 64920, 74040, 129840, 148080, 333797, 667594, 1001391, 1335188, 1668985, 2002782, 2670376, 3337970, 4005564, 5006955, 5340752, 6675940, 8011128, 10013910, 13351880, 16022256, 20027820, 26703760, 40055640, 80111280]

約数ペア:

[(1, 80111280), (2, 40055640), (3, 26703760), (4, 20027820), (5, 16022256), (6, 13351880), (8, 10013910), (10, 8011128), (12, 6675940), (15, 5340752), (16, 5006955), (20, 4005564), (24, 3337970), (30, 2670376), (40, 2002782), (48, 1668985), (60, 1335188), (80, 1001391), (120, 667594), (240, 333797), (541, 148080), (617, 129840), (1082, 74040), (1234, 64920), (1623, 49360), (1851, 43280), (2164, 37020), (2468, 32460), (2705, 29616), (3085, 25968), (3246, 24680), (3702, 21640), (4328, 18510), (4936, 16230), (5410, 14808), (6170, 12984), (6492, 12340), (7404, 10820), (8115, 9872), (8656, 9255)]