40507685

素因数分解:

$5^1\times {\mathrm{17}}^4\times {\mathrm{97}}^1$

素因数の和:170

約数の個数: 20

約数和(自身を含む): 52179708

約数和(自身を除く): 11672023

約数列:

[1, 5, 17, 85, 97, 289, 485, 1445, 1649, 4913, 8245, 24565, 28033, 83521, 140165, 417605, 476561, 2382805, 8101537, 40507685]

約数ペア:

[(1, 40507685), (5, 8101537), (17, 2382805), (85, 476561), (97, 417605), (289, 140165), (485, 83521), (1445, 28033), (1649, 24565), (4913, 8245)]