255320419280

素因数分解:

$2^4\times 5^1\times {\mathrm{9439}}^1\times {\mathrm{338119}}^1$

素因数の和:347571

約数の個数: 40

約数和(自身を含む): 593684620800

約数和(自身を除く): 338364201520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 9439, 18878, 37756, 47195, 75512, 94390, 151024, 188780, 338119, 377560, 676238, 755120, 1352476, 1690595, 2704952, 3381190, 5409904, 6762380, 13524760, 27049520, 3191505241, 6383010482, 12766020964, 15957526205, 25532041928, 31915052410, 51064083856, 63830104820, 127660209640, 255320419280]

約数ペア:

[(1, 255320419280), (2, 127660209640), (4, 63830104820), (5, 51064083856), (8, 31915052410), (10, 25532041928), (16, 15957526205), (20, 12766020964), (40, 6383010482), (80, 3191505241), (9439, 27049520), (18878, 13524760), (37756, 6762380), (47195, 5409904), (75512, 3381190), (94390, 2704952), (151024, 1690595), (188780, 1352476), (338119, 755120), (377560, 676238)]