278208110

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{1709}}^1$

素因数の和:2012

約数の個数: 32

約数和(自身を含む): 510209280

約数和(自身を除く): 232001170

約数列:

[1, 2, 5, 10, 73, 146, 223, 365, 446, 730, 1115, 1709, 2230, 3418, 8545, 16279, 17090, 32558, 81395, 124757, 162790, 249514, 381107, 623785, 762214, 1247570, 1905535, 3811070, 27820811, 55641622, 139104055, 278208110]

約数ペア:

[(1, 278208110), (2, 139104055), (5, 55641622), (10, 27820811), (73, 3811070), (146, 1905535), (223, 1247570), (365, 762214), (446, 623785), (730, 381107), (1115, 249514), (1709, 162790), (2230, 124757), (3418, 81395), (8545, 32558), (16279, 17090)]