39968235

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:170

約数の個数: 80

約数和(自身を含む): 76839840

約数和(自身を除く): 36871605

約数列:

[1, 3, 5, 9, 15, 27, 29, 41, 45, 81, 83, 87, 123, 135, 145, 205, 249, 261, 369, 405, 415, 435, 615, 747, 783, 1107, 1189, 1245, 1305, 1845, 2241, 2349, 2407, 3321, 3403, 3567, 3735, 3915, 5535, 5945, 6723, 7221, 10209, 10701, 11205, 11745, 12035, 16605, 17015, 17835, 21663, 30627, 32103, 33615, 36105, 51045, 53505, 64989, 91881, 96309, 98687, 108315, 153135, 160515, 194967, 275643, 296061, 324945, 459405, 481545, 493435, 888183, 974835, 1378215, 1480305, 2664549, 4440915, 7993647, 13322745, 39968235]

約数ペア:

[(1, 39968235), (3, 13322745), (5, 7993647), (9, 4440915), (15, 2664549), (27, 1480305), (29, 1378215), (41, 974835), (45, 888183), (81, 493435), (83, 481545), (87, 459405), (123, 324945), (135, 296061), (145, 275643), (205, 194967), (249, 160515), (261, 153135), (369, 108315), (405, 98687), (415, 96309), (435, 91881), (615, 64989), (747, 53505), (783, 51045), (1107, 36105), (1189, 33615), (1245, 32103), (1305, 30627), (1845, 21663), (2241, 17835), (2349, 17015), (2407, 16605), (3321, 12035), (3403, 11745), (3567, 11205), (3735, 10701), (3915, 10209), (5535, 7221), (5945, 6723)]