71316640

素因数分解:

$2^5\times 5^1\times {\mathrm{233}}^1\times {\mathrm{1913}}^1$

素因数の和:2161

約数の個数: 48

約数和(自身を含む): 169297128

約数和(自身を除く): 97980488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 233, 466, 932, 1165, 1864, 1913, 2330, 3728, 3826, 4660, 7456, 7652, 9320, 9565, 15304, 18640, 19130, 30608, 37280, 38260, 61216, 76520, 153040, 306080, 445729, 891458, 1782916, 2228645, 3565832, 4457290, 7131664, 8914580, 14263328, 17829160, 35658320, 71316640]

約数ペア:

[(1, 71316640), (2, 35658320), (4, 17829160), (5, 14263328), (8, 8914580), (10, 7131664), (16, 4457290), (20, 3565832), (32, 2228645), (40, 1782916), (80, 891458), (160, 445729), (233, 306080), (466, 153040), (932, 76520), (1165, 61216), (1864, 38260), (1913, 37280), (2330, 30608), (3728, 19130), (3826, 18640), (4660, 15304), (7456, 9565), (7652, 9320)]