28125550

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:733

約数の個数: 48

約数和(自身を含む): 56148192

約数和(自身を除く): 28022642

約数列:

[1, 2, 5, 10, 23, 25, 37, 46, 50, 74, 115, 185, 230, 370, 575, 661, 851, 925, 1150, 1322, 1702, 1850, 3305, 4255, 6610, 8510, 15203, 16525, 21275, 24457, 30406, 33050, 42550, 48914, 76015, 122285, 152030, 244570, 380075, 562511, 611425, 760150, 1125022, 1222850, 2812555, 5625110, 14062775, 28125550]

約数ペア:

[(1, 28125550), (2, 14062775), (5, 5625110), (10, 2812555), (23, 1222850), (25, 1125022), (37, 760150), (46, 611425), (50, 562511), (74, 380075), (115, 244570), (185, 152030), (230, 122285), (370, 76015), (575, 48914), (661, 42550), (851, 33050), (925, 30406), (1150, 24457), (1322, 21275), (1702, 16525), (1850, 15203), (3305, 8510), (4255, 6610)]