85680756

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3301}}^1$

素因数の和:3421

約数の個数: 72

約数和(自身を含む): 250001024

約数和(自身を除く): 164320268

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 103, 126, 206, 252, 309, 412, 618, 721, 927, 1236, 1442, 1854, 2163, 2884, 3301, 3708, 4326, 6489, 6602, 8652, 9903, 12978, 13204, 19806, 23107, 25956, 29709, 39612, 46214, 59418, 69321, 92428, 118836, 138642, 207963, 277284, 340003, 415926, 680006, 831852, 1020009, 1360012, 2040018, 2380021, 3060027, 4080036, 4760042, 6120054, 7140063, 9520084, 12240108, 14280126, 21420189, 28560252, 42840378, 85680756]

約数ペア:

[(1, 85680756), (2, 42840378), (3, 28560252), (4, 21420189), (6, 14280126), (7, 12240108), (9, 9520084), (12, 7140063), (14, 6120054), (18, 4760042), (21, 4080036), (28, 3060027), (36, 2380021), (42, 2040018), (63, 1360012), (84, 1020009), (103, 831852), (126, 680006), (206, 415926), (252, 340003), (309, 277284), (412, 207963), (618, 138642), (721, 118836), (927, 92428), (1236, 69321), (1442, 59418), (1854, 46214), (2163, 39612), (2884, 29709), (3301, 25956), (3708, 23107), (4326, 19806), (6489, 13204), (6602, 12978), (8652, 9903)]