64337455

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 97502400

約数和(自身を除く): 33164945

約数列:

[1, 5, 7, 13, 35, 65, 73, 91, 149, 169, 365, 455, 511, 745, 845, 949, 1043, 1183, 1937, 2555, 4745, 5215, 5915, 6643, 9685, 10877, 12337, 13559, 25181, 33215, 54385, 61685, 67795, 76139, 86359, 125905, 141401, 176267, 380695, 431795, 707005, 881335, 989807, 1838213, 4949035, 9191065, 12867491, 64337455]

約数ペア:

[(1, 64337455), (5, 12867491), (7, 9191065), (13, 4949035), (35, 1838213), (65, 989807), (73, 881335), (91, 707005), (149, 431795), (169, 380695), (365, 176267), (455, 141401), (511, 125905), (745, 86359), (845, 76139), (949, 67795), (1043, 61685), (1183, 54385), (1937, 33215), (2555, 25181), (4745, 13559), (5215, 12337), (5915, 10877), (6643, 9685)]