48721520

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4649}}^1$

素因数の和:4793

約数の個数: 40

約数和(自身を含む): 114166800

約数和(自身を除く): 65445280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 4649, 5240, 9298, 10480, 18596, 23245, 37192, 46490, 74384, 92980, 185960, 371920, 609019, 1218038, 2436076, 3045095, 4872152, 6090190, 9744304, 12180380, 24360760, 48721520]

約数ペア:

[(1, 48721520), (2, 24360760), (4, 12180380), (5, 9744304), (8, 6090190), (10, 4872152), (16, 3045095), (20, 2436076), (40, 1218038), (80, 609019), (131, 371920), (262, 185960), (524, 92980), (655, 74384), (1048, 46490), (1310, 37192), (2096, 23245), (2620, 18596), (4649, 10480), (5240, 9298)]