77417440

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^2\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 72

約数和(自身を含む): 187389720

約数和(自身を除く): 109972280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 118, 139, 160, 236, 278, 295, 472, 556, 590, 695, 944, 1112, 1180, 1390, 1888, 2224, 2360, 2780, 3481, 4448, 4720, 5560, 6962, 8201, 9440, 11120, 13924, 16402, 17405, 22240, 27848, 32804, 34810, 41005, 55696, 65608, 69620, 82010, 111392, 131216, 139240, 164020, 262432, 278480, 328040, 483859, 556960, 656080, 967718, 1312160, 1935436, 2419295, 3870872, 4838590, 7741744, 9677180, 15483488, 19354360, 38708720, 77417440]

約数ペア:

[(1, 77417440), (2, 38708720), (4, 19354360), (5, 15483488), (8, 9677180), (10, 7741744), (16, 4838590), (20, 3870872), (32, 2419295), (40, 1935436), (59, 1312160), (80, 967718), (118, 656080), (139, 556960), (160, 483859), (236, 328040), (278, 278480), (295, 262432), (472, 164020), (556, 139240), (590, 131216), (695, 111392), (944, 82010), (1112, 69620), (1180, 65608), (1390, 55696), (1888, 41005), (2224, 34810), (2360, 32804), (2780, 27848), (3481, 22240), (4448, 17405), (4720, 16402), (5560, 13924), (6962, 11120), (8201, 9440)]