66105260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3581}}^1$

素因数の和:3674

約数の個数: 48

約数和(自身を含む): 151647552

約数和(自身を除く): 85542292

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3581, 3692, 4615, 7162, 9230, 14324, 17905, 18460, 35810, 46553, 71620, 93106, 186212, 232765, 254251, 465530, 508502, 931060, 1017004, 1271255, 2542510, 3305263, 5085020, 6610526, 13221052, 16526315, 33052630, 66105260]

約数ペア:

[(1, 66105260), (2, 33052630), (4, 16526315), (5, 13221052), (10, 6610526), (13, 5085020), (20, 3305263), (26, 2542510), (52, 1271255), (65, 1017004), (71, 931060), (130, 508502), (142, 465530), (260, 254251), (284, 232765), (355, 186212), (710, 93106), (923, 71620), (1420, 46553), (1846, 35810), (3581, 18460), (3692, 17905), (4615, 14324), (7162, 9230)]