649422103664

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{3851}}^1\times {\mathrm{257069}}^1$

素因数の和:260969

約数の個数: 40

約数和(自身を含む): 1289284199280

約数和(自身を除く): 639862095616

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 3851, 7702, 15404, 30808, 61616, 157891, 257069, 315782, 514138, 631564, 1028276, 1263128, 2056552, 2526256, 4113104, 10539829, 21079658, 42159316, 84318632, 168637264, 989972719, 1979945438, 3959890876, 7919781752, 15839563504, 40588881479, 81177762958, 162355525916, 324711051832, 649422103664]

約数ペア:

[(1, 649422103664), (2, 324711051832), (4, 162355525916), (8, 81177762958), (16, 40588881479), (41, 15839563504), (82, 7919781752), (164, 3959890876), (328, 1979945438), (656, 989972719), (3851, 168637264), (7702, 84318632), (15404, 42159316), (30808, 21079658), (61616, 10539829), (157891, 4113104), (257069, 2526256), (315782, 2056552), (514138, 1263128), (631564, 1028276)]