2645115

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:100

約数の個数: 64

約数和(自身を含む): 5225472

約数和(自身を除く): 2580357

約数列:

[1, 3, 5, 11, 15, 17, 23, 33, 41, 51, 55, 69, 85, 115, 123, 165, 187, 205, 253, 255, 345, 391, 451, 561, 615, 697, 759, 935, 943, 1173, 1265, 1353, 1955, 2091, 2255, 2805, 2829, 3485, 3795, 4301, 4715, 5865, 6765, 7667, 10373, 10455, 12903, 14145, 16031, 21505, 23001, 31119, 38335, 48093, 51865, 64515, 80155, 115005, 155595, 176341, 240465, 529023, 881705, 2645115]

約数ペア:

[(1, 2645115), (3, 881705), (5, 529023), (11, 240465), (15, 176341), (17, 155595), (23, 115005), (33, 80155), (41, 64515), (51, 51865), (55, 48093), (69, 38335), (85, 31119), (115, 23001), (123, 21505), (165, 16031), (187, 14145), (205, 12903), (253, 10455), (255, 10373), (345, 7667), (391, 6765), (451, 5865), (561, 4715), (615, 4301), (697, 3795), (759, 3485), (935, 2829), (943, 2805), (1173, 2255), (1265, 2091), (1353, 1955)]