152080000

素因数分解:

$2^7\times 5^4\times {\mathrm{1901}}^1$

素因数の和:1935

約数の個数: 80

約数和(自身を含む): 378792810

約数和(自身を除く): 226712810

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, 1250, 1600, 1901, 2000, 2500, 3200, 3802, 4000, 5000, 7604, 8000, 9505, 10000, 15208, 16000, 19010, 20000, 30416, 38020, 40000, 47525, 60832, 76040, 80000, 95050, 121664, 152080, 190100, 237625, 243328, 304160, 380200, 475250, 608320, 760400, 950500, 1188125, 1216640, 1520800, 1901000, 2376250, 3041600, 3802000, 4752500, 6083200, 7604000, 9505000, 15208000, 19010000, 30416000, 38020000, 76040000, 152080000]

約数ペア:

[(1, 152080000), (2, 76040000), (4, 38020000), (5, 30416000), (8, 19010000), (10, 15208000), (16, 9505000), (20, 7604000), (25, 6083200), (32, 4752500), (40, 3802000), (50, 3041600), (64, 2376250), (80, 1901000), (100, 1520800), (125, 1216640), (128, 1188125), (160, 950500), (200, 760400), (250, 608320), (320, 475250), (400, 380200), (500, 304160), (625, 243328), (640, 237625), (800, 190100), (1000, 152080), (1250, 121664), (1600, 95050), (1901, 80000), (2000, 76040), (2500, 60832), (3200, 47525), (3802, 40000), (4000, 38020), (5000, 30416), (7604, 20000), (8000, 19010), (9505, 16000), (10000, 15208)]