84285340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{109}}^1$

素因数の和:223

約数の個数: 72

約数和(自身を含む): 191046240

約数和(自身を除く): 106760900

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 109, 115, 164, 205, 218, 230, 410, 436, 460, 545, 820, 943, 1090, 1681, 1886, 2180, 2507, 3362, 3772, 4469, 4715, 5014, 6724, 8405, 8938, 9430, 10028, 12535, 16810, 17876, 18860, 22345, 25070, 33620, 38663, 44690, 50140, 77326, 89380, 102787, 154652, 183229, 193315, 205574, 366458, 386630, 411148, 513935, 732916, 773260, 916145, 1027870, 1832290, 2055740, 3664580, 4214267, 8428534, 16857068, 21071335, 42142670, 84285340]

約数ペア:

[(1, 84285340), (2, 42142670), (4, 21071335), (5, 16857068), (10, 8428534), (20, 4214267), (23, 3664580), (41, 2055740), (46, 1832290), (82, 1027870), (92, 916145), (109, 773260), (115, 732916), (164, 513935), (205, 411148), (218, 386630), (230, 366458), (410, 205574), (436, 193315), (460, 183229), (545, 154652), (820, 102787), (943, 89380), (1090, 77326), (1681, 50140), (1886, 44690), (2180, 38663), (2507, 33620), (3362, 25070), (3772, 22345), (4469, 18860), (4715, 17876), (5014, 16810), (6724, 12535), (8405, 10028), (8938, 9430)]