25494755

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 36324288

約数和(自身を除く): 10829533

約数列:

[1, 5, 11, 13, 55, 65, 143, 181, 197, 715, 905, 985, 1991, 2167, 2353, 2561, 9955, 10835, 11765, 12805, 25883, 28171, 35657, 129415, 140855, 178285, 392227, 463541, 1961135, 2317705, 5098951, 25494755]

約数ペア:

[(1, 25494755), (5, 5098951), (11, 2317705), (13, 1961135), (55, 463541), (65, 392227), (143, 178285), (181, 140855), (197, 129415), (715, 35657), (905, 28171), (985, 25883), (1991, 12805), (2167, 11765), (2353, 10835), (2561, 9955)]