51627200

素因数分解:

$2^6\times 5^2\times {\mathrm{41}}^1\times {\mathrm{787}}^1$

素因数の和:850

約数の個数: 84

約数和(自身を含む): 130298952

約数和(自身を除く): 78671752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 160, 164, 200, 205, 320, 328, 400, 410, 656, 787, 800, 820, 1025, 1312, 1574, 1600, 1640, 2050, 2624, 3148, 3280, 3935, 4100, 6296, 6560, 7870, 8200, 12592, 13120, 15740, 16400, 19675, 25184, 31480, 32267, 32800, 39350, 50368, 62960, 64534, 65600, 78700, 125920, 129068, 157400, 161335, 251840, 258136, 314800, 322670, 516272, 629600, 645340, 806675, 1032544, 1259200, 1290680, 1613350, 2065088, 2581360, 3226700, 5162720, 6453400, 10325440, 12906800, 25813600, 51627200]

約数ペア:

[(1, 51627200), (2, 25813600), (4, 12906800), (5, 10325440), (8, 6453400), (10, 5162720), (16, 3226700), (20, 2581360), (25, 2065088), (32, 1613350), (40, 1290680), (41, 1259200), (50, 1032544), (64, 806675), (80, 645340), (82, 629600), (100, 516272), (160, 322670), (164, 314800), (200, 258136), (205, 251840), (320, 161335), (328, 157400), (400, 129068), (410, 125920), (656, 78700), (787, 65600), (800, 64534), (820, 62960), (1025, 50368), (1312, 39350), (1574, 32800), (1600, 32267), (1640, 31480), (2050, 25184), (2624, 19675), (3148, 16400), (3280, 15740), (3935, 13120), (4100, 12592), (6296, 8200), (6560, 7870)]