90257300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{128939}}^1$

素因数の和:128960

約数の個数: 36

約数和(自身を含む): 223839840

約数和(自身を除く): 133582540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 128939, 257878, 515756, 644695, 902573, 1289390, 1805146, 2578780, 3223475, 3610292, 4512865, 6446950, 9025730, 12893900, 18051460, 22564325, 45128650, 90257300]

約数ペア:

[(1, 90257300), (2, 45128650), (4, 22564325), (5, 18051460), (7, 12893900), (10, 9025730), (14, 6446950), (20, 4512865), (25, 3610292), (28, 3223475), (35, 2578780), (50, 1805146), (70, 1289390), (100, 902573), (140, 644695), (175, 515756), (350, 257878), (700, 128939)]