64801365

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1277}}^1$

素因数の和:1501

約数の個数: 32

約数和(自身を含む): 110419200

約数和(自身を除く): 45617835

約数列:

[1, 3, 5, 15, 17, 51, 85, 199, 255, 597, 995, 1277, 2985, 3383, 3831, 6385, 10149, 16915, 19155, 21709, 50745, 65127, 108545, 254123, 325635, 762369, 1270615, 3811845, 4320091, 12960273, 21600455, 64801365]

約数ペア:

[(1, 64801365), (3, 21600455), (5, 12960273), (15, 4320091), (17, 3811845), (51, 1270615), (85, 762369), (199, 325635), (255, 254123), (597, 108545), (995, 65127), (1277, 50745), (2985, 21709), (3383, 19155), (3831, 16915), (6385, 10149)]