51588580

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{317}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 111121920

約数和(自身を除く): 59533340

約数列:

[1, 2, 4, 5, 10, 20, 79, 103, 158, 206, 316, 317, 395, 412, 515, 634, 790, 1030, 1268, 1580, 1585, 2060, 3170, 6340, 8137, 16274, 25043, 32548, 32651, 40685, 50086, 65302, 81370, 100172, 125215, 130604, 162740, 163255, 250430, 326510, 500860, 653020, 2579429, 5158858, 10317716, 12897145, 25794290, 51588580]

約数ペア:

[(1, 51588580), (2, 25794290), (4, 12897145), (5, 10317716), (10, 5158858), (20, 2579429), (79, 653020), (103, 500860), (158, 326510), (206, 250430), (316, 163255), (317, 162740), (395, 130604), (412, 125215), (515, 100172), (634, 81370), (790, 65302), (1030, 50086), (1268, 40685), (1580, 32651), (1585, 32548), (2060, 25043), (3170, 16274), (6340, 8137)]