8336000

素因数分解:

$2^7\times 5^3\times {\mathrm{521}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 20765160

約数和(自身を除く): 12429160

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, 521, 640, 800, 1000, 1042, 1600, 2000, 2084, 2605, 3200, 4000, 4168, 5210, 8000, 8336, 10420, 13025, 16000, 16672, 20840, 26050, 33344, 41680, 52100, 65125, 66688, 83360, 104200, 130250, 166720, 208400, 260500, 333440, 416800, 521000, 833600, 1042000, 1667200, 2084000, 4168000, 8336000]

約数ペア:

[(1, 8336000), (2, 4168000), (4, 2084000), (5, 1667200), (8, 1042000), (10, 833600), (16, 521000), (20, 416800), (25, 333440), (32, 260500), (40, 208400), (50, 166720), (64, 130250), (80, 104200), (100, 83360), (125, 66688), (128, 65125), (160, 52100), (200, 41680), (250, 33344), (320, 26050), (400, 20840), (500, 16672), (521, 16000), (640, 13025), (800, 10420), (1000, 8336), (1042, 8000), (1600, 5210), (2000, 4168), (2084, 4000), (2605, 3200)]