42648400

素因数分解:

$2^4\times 5^2\times {\mathrm{106621}}^1$

素因数の和:106639

約数の個数: 30

約数和(自身を含む): 102463742

約数和(自身を除く): 59815342

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 106621, 213242, 426484, 533105, 852968, 1066210, 1705936, 2132420, 2665525, 4264840, 5331050, 8529680, 10662100, 21324200, 42648400]

約数ペア:

[(1, 42648400), (2, 21324200), (4, 10662100), (5, 8529680), (8, 5331050), (10, 4264840), (16, 2665525), (20, 2132420), (25, 1705936), (40, 1066210), (50, 852968), (80, 533105), (100, 426484), (200, 213242), (400, 106621)]