51061840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{27751}}^1$

素因数の和:27787

約数の個数: 40

約数和(自身を含む): 123884928

約数和(自身を除く): 72823088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 27751, 55502, 111004, 138755, 222008, 277510, 444016, 555020, 638273, 1110040, 1276546, 2220080, 2553092, 3191365, 5106184, 6382730, 10212368, 12765460, 25530920, 51061840]

約数ペア:

[(1, 51061840), (2, 25530920), (4, 12765460), (5, 10212368), (8, 6382730), (10, 5106184), (16, 3191365), (20, 2553092), (23, 2220080), (40, 1276546), (46, 1110040), (80, 638273), (92, 555020), (115, 444016), (184, 277510), (230, 222008), (368, 138755), (460, 111004), (920, 55502), (1840, 27751)]