19531500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{449}}^1$

素因数の和:500

約数の個数: 96

約数和(自身を含む): 58968000

約数和(自身を除く): 39436500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 29, 30, 50, 58, 60, 75, 87, 100, 116, 125, 145, 150, 174, 250, 290, 300, 348, 375, 435, 449, 500, 580, 725, 750, 870, 898, 1347, 1450, 1500, 1740, 1796, 2175, 2245, 2694, 2900, 3625, 4350, 4490, 5388, 6735, 7250, 8700, 8980, 10875, 11225, 13021, 13470, 14500, 21750, 22450, 26042, 26940, 33675, 39063, 43500, 44900, 52084, 56125, 65105, 67350, 78126, 112250, 130210, 134700, 156252, 168375, 195315, 224500, 260420, 325525, 336750, 390630, 651050, 673500, 781260, 976575, 1302100, 1627625, 1953150, 3255250, 3906300, 4882875, 6510500, 9765750, 19531500]

約数ペア:

[(1, 19531500), (2, 9765750), (3, 6510500), (4, 4882875), (5, 3906300), (6, 3255250), (10, 1953150), (12, 1627625), (15, 1302100), (20, 976575), (25, 781260), (29, 673500), (30, 651050), (50, 390630), (58, 336750), (60, 325525), (75, 260420), (87, 224500), (100, 195315), (116, 168375), (125, 156252), (145, 134700), (150, 130210), (174, 112250), (250, 78126), (290, 67350), (300, 65105), (348, 56125), (375, 52084), (435, 44900), (449, 43500), (500, 39063), (580, 33675), (725, 26940), (750, 26042), (870, 22450), (898, 21750), (1347, 14500), (1450, 13470), (1500, 13021), (1740, 11225), (1796, 10875), (2175, 8980), (2245, 8700), (2694, 7250), (2900, 6735), (3625, 5388), (4350, 4490)]