25309700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19469}}^1$

素因数の和:19496

約数の個数: 36

約数和(自身を含む): 59149860

約数和(自身を除く): 33840160

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 19469, 38938, 77876, 97345, 194690, 253097, 389380, 486725, 506194, 973450, 1012388, 1265485, 1946900, 2530970, 5061940, 6327425, 12654850, 25309700]

約数ペア:

[(1, 25309700), (2, 12654850), (4, 6327425), (5, 5061940), (10, 2530970), (13, 1946900), (20, 1265485), (25, 1012388), (26, 973450), (50, 506194), (52, 486725), (65, 389380), (100, 253097), (130, 194690), (260, 97345), (325, 77876), (650, 38938), (1300, 19469)]