15949700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{12269}}^1$

素因数の和:12296

約数の個数: 36

約数和(自身を含む): 37276260

約数和(自身を除く): 21326560

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 12269, 24538, 49076, 61345, 122690, 159497, 245380, 306725, 318994, 613450, 637988, 797485, 1226900, 1594970, 3189940, 3987425, 7974850, 15949700]

約数ペア:

[(1, 15949700), (2, 7974850), (4, 3987425), (5, 3189940), (10, 1594970), (13, 1226900), (20, 797485), (25, 637988), (26, 613450), (50, 318994), (52, 306725), (65, 245380), (100, 159497), (130, 122690), (260, 61345), (325, 49076), (650, 24538), (1300, 12269)]