8257172

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 20321280

約数和(自身を除く): 12064108

約数列:

[1, 2, 4, 7, 11, 14, 17, 19, 22, 28, 34, 38, 44, 68, 76, 77, 83, 119, 133, 154, 166, 187, 209, 238, 266, 308, 323, 332, 374, 418, 476, 532, 581, 646, 748, 836, 913, 1162, 1292, 1309, 1411, 1463, 1577, 1826, 2261, 2324, 2618, 2822, 2926, 3154, 3553, 3652, 4522, 5236, 5644, 5852, 6308, 6391, 7106, 9044, 9877, 11039, 12782, 14212, 15521, 17347, 19754, 22078, 24871, 25564, 26809, 31042, 34694, 39508, 44156, 49742, 53618, 62084, 69388, 99484, 107236, 108647, 121429, 187663, 217294, 242858, 294899, 375326, 434588, 485716, 589798, 750652, 1179596, 2064293, 4128586, 8257172]

約数ペア:

[(1, 8257172), (2, 4128586), (4, 2064293), (7, 1179596), (11, 750652), (14, 589798), (17, 485716), (19, 434588), (22, 375326), (28, 294899), (34, 242858), (38, 217294), (44, 187663), (68, 121429), (76, 108647), (77, 107236), (83, 99484), (119, 69388), (133, 62084), (154, 53618), (166, 49742), (187, 44156), (209, 39508), (238, 34694), (266, 31042), (308, 26809), (323, 25564), (332, 24871), (374, 22078), (418, 19754), (476, 17347), (532, 15521), (581, 14212), (646, 12782), (748, 11039), (836, 9877), (913, 9044), (1162, 7106), (1292, 6391), (1309, 6308), (1411, 5852), (1463, 5644), (1577, 5236), (1826, 4522), (2261, 3652), (2324, 3553), (2618, 3154), (2822, 2926)]