255896785

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{601}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 330107904

約数和(自身を除く): 74211119

約数列:

[1, 5, 31, 41, 67, 155, 205, 335, 601, 1271, 2077, 2747, 3005, 6355, 10385, 13735, 18631, 24641, 40267, 85157, 93155, 123205, 201335, 425785, 763871, 1248277, 1650947, 3819355, 6241385, 8254735, 51179357, 255896785]

約数ペア:

[(1, 255896785), (5, 51179357), (31, 8254735), (41, 6241385), (67, 3819355), (155, 1650947), (205, 1248277), (335, 763871), (601, 425785), (1271, 201335), (2077, 123205), (2747, 93155), (3005, 85157), (6355, 40267), (10385, 24641), (13735, 18631)]