80999838

素因数分解:

$2^1\times 3^4\times {\mathrm{31}}^1\times {\mathrm{127}}^2$

素因数の和:299

約数の個数: 60

約数和(自身を含む): 188841312

約数和(自身を除く): 107841474

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 81, 93, 127, 162, 186, 254, 279, 381, 558, 762, 837, 1143, 1674, 2286, 2511, 3429, 3937, 5022, 6858, 7874, 10287, 11811, 16129, 20574, 23622, 32258, 35433, 48387, 70866, 96774, 106299, 145161, 212598, 290322, 318897, 435483, 499999, 637794, 870966, 999998, 1306449, 1499997, 2612898, 2999994, 4499991, 8999982, 13499973, 26999946, 40499919, 80999838]

約数ペア:

[(1, 80999838), (2, 40499919), (3, 26999946), (6, 13499973), (9, 8999982), (18, 4499991), (27, 2999994), (31, 2612898), (54, 1499997), (62, 1306449), (81, 999998), (93, 870966), (127, 637794), (162, 499999), (186, 435483), (254, 318897), (279, 290322), (381, 212598), (558, 145161), (762, 106299), (837, 96774), (1143, 70866), (1674, 48387), (2286, 35433), (2511, 32258), (3429, 23622), (3937, 20574), (5022, 16129), (6858, 11811), (7874, 10287)]