85587172

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 178305120

約数和(自身を除く): 92717948

約数列:

[1, 2, 4, 11, 19, 22, 38, 41, 44, 76, 82, 121, 164, 209, 227, 242, 418, 451, 454, 484, 779, 836, 902, 908, 1558, 1804, 2299, 2497, 3116, 4313, 4598, 4961, 4994, 8569, 8626, 9196, 9307, 9922, 9988, 17138, 17252, 18614, 19844, 27467, 34276, 37228, 47443, 54934, 94259, 94886, 102377, 109868, 176833, 188518, 189772, 204754, 353666, 377036, 409508, 521873, 707332, 1043746, 1126147, 1945163, 2087492, 2252294, 3890326, 4504588, 7780652, 21396793, 42793586, 85587172]

約数ペア:

[(1, 85587172), (2, 42793586), (4, 21396793), (11, 7780652), (19, 4504588), (22, 3890326), (38, 2252294), (41, 2087492), (44, 1945163), (76, 1126147), (82, 1043746), (121, 707332), (164, 521873), (209, 409508), (227, 377036), (242, 353666), (418, 204754), (451, 189772), (454, 188518), (484, 176833), (779, 109868), (836, 102377), (902, 94886), (908, 94259), (1558, 54934), (1804, 47443), (2299, 37228), (2497, 34276), (3116, 27467), (4313, 19844), (4598, 18614), (4961, 17252), (4994, 17138), (8569, 9988), (8626, 9922), (9196, 9307)]