64964872

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{367}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 145728000

約数和(自身を除く): 80763128

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 109, 116, 203, 218, 232, 367, 406, 436, 734, 763, 812, 872, 1468, 1526, 1624, 2569, 2936, 3052, 3161, 5138, 6104, 6322, 10276, 10643, 12644, 20552, 21286, 22127, 25288, 40003, 42572, 44254, 74501, 80006, 85144, 88508, 149002, 160012, 177016, 280021, 298004, 320024, 560042, 596008, 1120084, 1160087, 2240168, 2320174, 4640348, 8120609, 9280696, 16241218, 32482436, 64964872]

約数ペア:

[(1, 64964872), (2, 32482436), (4, 16241218), (7, 9280696), (8, 8120609), (14, 4640348), (28, 2320174), (29, 2240168), (56, 1160087), (58, 1120084), (109, 596008), (116, 560042), (203, 320024), (218, 298004), (232, 280021), (367, 177016), (406, 160012), (436, 149002), (734, 88508), (763, 85144), (812, 80006), (872, 74501), (1468, 44254), (1526, 42572), (1624, 40003), (2569, 25288), (2936, 22127), (3052, 21286), (3161, 20552), (5138, 12644), (6104, 10643), (6322, 10276)]