2783221225

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{5273}}^1$

素因数の和:5817

約数の個数: 24

約数和(自身を含む): 3539318112

約数和(自身を除く): 756096887

約数列:

[1, 5, 25, 43, 215, 491, 1075, 2455, 5273, 12275, 21113, 26365, 105565, 131825, 226739, 527825, 1133695, 2589043, 5668475, 12945215, 64726075, 111328849, 556644245, 2783221225]

約数ペア:

[(1, 2783221225), (5, 556644245), (25, 111328849), (43, 64726075), (215, 12945215), (491, 5668475), (1075, 2589043), (2455, 1133695), (5273, 527825), (12275, 226739), (21113, 131825), (26365, 105565)]