68662340

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 147692160

約数和(自身を除く): 79029820

約数列:

[1, 2, 4, 5, 10, 20, 73, 131, 146, 262, 292, 359, 365, 524, 655, 718, 730, 1310, 1436, 1460, 1795, 2620, 3590, 7180, 9563, 19126, 26207, 38252, 47029, 47815, 52414, 94058, 95630, 104828, 131035, 188116, 191260, 235145, 262070, 470290, 524140, 940580, 3433117, 6866234, 13732468, 17165585, 34331170, 68662340]

約数ペア:

[(1, 68662340), (2, 34331170), (4, 17165585), (5, 13732468), (10, 6866234), (20, 3433117), (73, 940580), (131, 524140), (146, 470290), (262, 262070), (292, 235145), (359, 191260), (365, 188116), (524, 131035), (655, 104828), (718, 95630), (730, 94058), (1310, 52414), (1436, 47815), (1460, 47029), (1795, 38252), (2620, 26207), (3590, 19126), (7180, 9563)]