64390900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{773}}^1$

素因数の和:818

約数の個数: 108

約数和(自身を含む): 172324908

約数和(自身を除く): 107934008

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 49, 50, 68, 70, 85, 98, 100, 119, 140, 170, 175, 196, 238, 245, 340, 350, 425, 476, 490, 595, 700, 773, 833, 850, 980, 1190, 1225, 1546, 1666, 1700, 2380, 2450, 2975, 3092, 3332, 3865, 4165, 4900, 5411, 5950, 7730, 8330, 10822, 11900, 13141, 15460, 16660, 19325, 20825, 21644, 26282, 27055, 37877, 38650, 41650, 52564, 54110, 65705, 75754, 77300, 83300, 91987, 108220, 131410, 135275, 151508, 183974, 189385, 262820, 270550, 328525, 367948, 378770, 459935, 541100, 643909, 657050, 757540, 919870, 946925, 1287818, 1314100, 1839740, 1893850, 2299675, 2575636, 3219545, 3787700, 4599350, 6439090, 9198700, 12878180, 16097725, 32195450, 64390900]

約数ペア:

[(1, 64390900), (2, 32195450), (4, 16097725), (5, 12878180), (7, 9198700), (10, 6439090), (14, 4599350), (17, 3787700), (20, 3219545), (25, 2575636), (28, 2299675), (34, 1893850), (35, 1839740), (49, 1314100), (50, 1287818), (68, 946925), (70, 919870), (85, 757540), (98, 657050), (100, 643909), (119, 541100), (140, 459935), (170, 378770), (175, 367948), (196, 328525), (238, 270550), (245, 262820), (340, 189385), (350, 183974), (425, 151508), (476, 135275), (490, 131410), (595, 108220), (700, 91987), (773, 83300), (833, 77300), (850, 75754), (980, 65705), (1190, 54110), (1225, 52564), (1546, 41650), (1666, 38650), (1700, 37877), (2380, 27055), (2450, 26282), (2975, 21644), (3092, 20825), (3332, 19325), (3865, 16660), (4165, 15460), (4900, 13141), (5411, 11900), (5950, 10822), (7730, 8330)]