65431894612

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{66541}}^1$

素因数の和:66761

約数の個数: 72

約数和(自身を含む): 138592346760

約数和(自身を除く): 73160452148

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 173, 196, 203, 346, 406, 692, 812, 1211, 1421, 2422, 2842, 4844, 5017, 5684, 8477, 10034, 16954, 20068, 33908, 35119, 66541, 70238, 133082, 140476, 245833, 266164, 465787, 491666, 931574, 983332, 1863148, 1929689, 3260509, 3859378, 6521018, 7718756, 11511593, 13042036, 13507823, 23023186, 27015646, 46046372, 54031292, 80581151, 94554761, 161162302, 189109522, 322324604, 333836197, 378219044, 564068057, 667672394, 1128136114, 1335344788, 2256272228, 2336853379, 4673706758, 9347413516, 16357973653, 32715947306, 65431894612]

約数ペア:

[(1, 65431894612), (2, 32715947306), (4, 16357973653), (7, 9347413516), (14, 4673706758), (28, 2336853379), (29, 2256272228), (49, 1335344788), (58, 1128136114), (98, 667672394), (116, 564068057), (173, 378219044), (196, 333836197), (203, 322324604), (346, 189109522), (406, 161162302), (692, 94554761), (812, 80581151), (1211, 54031292), (1421, 46046372), (2422, 27015646), (2842, 23023186), (4844, 13507823), (5017, 13042036), (5684, 11511593), (8477, 7718756), (10034, 6521018), (16954, 3859378), (20068, 3260509), (33908, 1929689), (35119, 1863148), (66541, 983332), (70238, 931574), (133082, 491666), (140476, 465787), (245833, 266164)]