86960000

素因数分解:

$2^7\times 5^4\times {\mathrm{1087}}^1$

素因数の和:1121

約数の個数: 80

約数和(自身を含む): 216680640

約数和(自身を除く): 129720640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 400, 500, 625, 640, 800, 1000, 1087, 1250, 1600, 2000, 2174, 2500, 3200, 4000, 4348, 5000, 5435, 8000, 8696, 10000, 10870, 16000, 17392, 20000, 21740, 27175, 34784, 40000, 43480, 54350, 69568, 80000, 86960, 108700, 135875, 139136, 173920, 217400, 271750, 347840, 434800, 543500, 679375, 695680, 869600, 1087000, 1358750, 1739200, 2174000, 2717500, 3478400, 4348000, 5435000, 8696000, 10870000, 17392000, 21740000, 43480000, 86960000]

約数ペア:

[(1, 86960000), (2, 43480000), (4, 21740000), (5, 17392000), (8, 10870000), (10, 8696000), (16, 5435000), (20, 4348000), (25, 3478400), (32, 2717500), (40, 2174000), (50, 1739200), (64, 1358750), (80, 1087000), (100, 869600), (125, 695680), (128, 679375), (160, 543500), (200, 434800), (250, 347840), (320, 271750), (400, 217400), (500, 173920), (625, 139136), (640, 135875), (800, 108700), (1000, 86960), (1087, 80000), (1250, 69568), (1600, 54350), (2000, 43480), (2174, 40000), (2500, 34784), (3200, 27175), (4000, 21740), (4348, 20000), (5000, 17392), (5435, 16000), (8000, 10870), (8696, 10000)]