201756565

素因数分解:

$5^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1\times {\mathrm{797}}^1$

素因数の和:1256

約数の個数: 16

約数和(自身を含む): 244590192

約数和(自身を除く): 42833627

約数列:

[1, 5, 197, 257, 797, 985, 1285, 3985, 50629, 157009, 204829, 253145, 785045, 1024145, 40351313, 201756565]

約数ペア:

[(1, 201756565), (5, 40351313), (197, 1024145), (257, 785045), (797, 253145), (985, 204829), (1285, 157009), (3985, 50629)]