51879040

素因数分解:

$2^7\times 5^1\times {\mathrm{103}}^1\times {\mathrm{787}}^1$

素因数の和:909

約数の個数: 64

約数和(自身を含む): 125386560

約数和(自身を除く): 73507520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 206, 320, 412, 515, 640, 787, 824, 1030, 1574, 1648, 2060, 3148, 3296, 3935, 4120, 6296, 6592, 7870, 8240, 12592, 13184, 15740, 16480, 25184, 31480, 32960, 50368, 62960, 65920, 81061, 100736, 125920, 162122, 251840, 324244, 405305, 503680, 648488, 810610, 1296976, 1621220, 2593952, 3242440, 5187904, 6484880, 10375808, 12969760, 25939520, 51879040]

約数ペア:

[(1, 51879040), (2, 25939520), (4, 12969760), (5, 10375808), (8, 6484880), (10, 5187904), (16, 3242440), (20, 2593952), (32, 1621220), (40, 1296976), (64, 810610), (80, 648488), (103, 503680), (128, 405305), (160, 324244), (206, 251840), (320, 162122), (412, 125920), (515, 100736), (640, 81061), (787, 65920), (824, 62960), (1030, 50368), (1574, 32960), (1648, 31480), (2060, 25184), (3148, 16480), (3296, 15740), (3935, 13184), (4120, 12592), (6296, 8240), (6592, 7870)]