90991600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{32497}}^1$

素因数の和:32522

約数の個数: 60

約数和(自身を含む): 249844624

約数和(自身を除く): 158853024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 32497, 64994, 129988, 162485, 227479, 259976, 324970, 454958, 519952, 649940, 812425, 909916, 1137395, 1299880, 1624850, 1819832, 2274790, 2599760, 3249700, 3639664, 4549580, 5686975, 6499400, 9099160, 11373950, 12998800, 18198320, 22747900, 45495800, 90991600]

約数ペア:

[(1, 90991600), (2, 45495800), (4, 22747900), (5, 18198320), (7, 12998800), (8, 11373950), (10, 9099160), (14, 6499400), (16, 5686975), (20, 4549580), (25, 3639664), (28, 3249700), (35, 2599760), (40, 2274790), (50, 1819832), (56, 1624850), (70, 1299880), (80, 1137395), (100, 909916), (112, 812425), (140, 649940), (175, 519952), (200, 454958), (280, 324970), (350, 259976), (400, 227479), (560, 162485), (700, 129988), (1400, 64994), (2800, 32497)]