25549940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{98269}}^1$

素因数の和:98291

約数の個数: 24

約数和(自身を含む): 57782760

約数和(自身を除く): 32232820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 98269, 196538, 393076, 491345, 982690, 1277497, 1965380, 2554994, 5109988, 6387485, 12774970, 25549940]

約数ペア:

[(1, 25549940), (2, 12774970), (4, 6387485), (5, 5109988), (10, 2554994), (13, 1965380), (20, 1277497), (26, 982690), (52, 491345), (65, 393076), (130, 196538), (260, 98269)]