13305721075

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{513239}}^1$

素因数の和:513327

約数の個数: 24

約数和(自身を含む): 17756051040

約数和(自身を除く): 4450329965

約数列:

[1, 5, 17, 25, 61, 85, 305, 425, 1037, 1525, 5185, 25925, 513239, 2566195, 8725063, 12830975, 31307579, 43625315, 156537895, 218126575, 532228843, 782689475, 2661144215, 13305721075]

約数ペア:

[(1, 13305721075), (5, 2661144215), (17, 782689475), (25, 532228843), (61, 218126575), (85, 156537895), (305, 43625315), (425, 31307579), (1037, 12830975), (1525, 8725063), (5185, 2566195), (25925, 513239)]