3938968345

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 5428684800

約数和(自身を除く): 1489716455

約数列:

[1, 5, 13, 31, 43, 65, 155, 169, 215, 269, 403, 559, 845, 1333, 1345, 2015, 2197, 2795, 3497, 5239, 6665, 7267, 8339, 10985, 11567, 17329, 17485, 26195, 36335, 41695, 45461, 57835, 68107, 86645, 94471, 108407, 150371, 225277, 227305, 340535, 358577, 472355, 542035, 590993, 751855, 1126385, 1409291, 1792885, 1954823, 2928601, 2954965, 4661501, 7046455, 9774115, 14643005, 18320783, 23307505, 25412699, 60599513, 91603915, 127063495, 302997565, 787793669, 3938968345]

約数ペア:

[(1, 3938968345), (5, 787793669), (13, 302997565), (31, 127063495), (43, 91603915), (65, 60599513), (155, 25412699), (169, 23307505), (215, 18320783), (269, 14643005), (403, 9774115), (559, 7046455), (845, 4661501), (1333, 2954965), (1345, 2928601), (2015, 1954823), (2197, 1792885), (2795, 1409291), (3497, 1126385), (5239, 751855), (6665, 590993), (7267, 542035), (8339, 472355), (10985, 358577), (11567, 340535), (17329, 227305), (17485, 225277), (26195, 150371), (36335, 108407), (41695, 94471), (45461, 86645), (57835, 68107)]