199438525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{55787}}^1$

素因数の和:55821

約数の個数: 24

約数和(自身を含む): 290543904

約数和(自身を除く): 91105379

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 55787, 278935, 613657, 725231, 1394675, 3068285, 3626155, 7977541, 15341425, 18130775, 39887705, 199438525]

約数ペア:

[(1, 199438525), (5, 39887705), (11, 18130775), (13, 15341425), (25, 7977541), (55, 3626155), (65, 3068285), (143, 1394675), (275, 725231), (325, 613657), (715, 278935), (3575, 55787)]