64945675

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{631}}^1$

素因数の和:843

約数の個数: 24

約数和(自身を含む): 84637440

約数和(自身を除く): 19691765

約数列:

[1, 5, 23, 25, 115, 179, 575, 631, 895, 3155, 4117, 4475, 14513, 15775, 20585, 72565, 102925, 112949, 362825, 564745, 2597827, 2823725, 12989135, 64945675]

約数ペア:

[(1, 64945675), (5, 12989135), (23, 2823725), (25, 2597827), (115, 564745), (179, 362825), (575, 112949), (631, 102925), (895, 72565), (3155, 20585), (4117, 15775), (4475, 14513)]