67196540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 153235152

約数和(自身を除く): 86038612

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 227, 361, 380, 410, 454, 722, 779, 820, 908, 1135, 1444, 1558, 1805, 2270, 3116, 3610, 3895, 4313, 4540, 7220, 7790, 8626, 9307, 14801, 15580, 17252, 18614, 21565, 29602, 37228, 43130, 46535, 59204, 74005, 81947, 86260, 93070, 148010, 163894, 176833, 186140, 296020, 327788, 353666, 409735, 707332, 819470, 884165, 1638940, 1768330, 3359827, 3536660, 6719654, 13439308, 16799135, 33598270, 67196540]

約数ペア:

[(1, 67196540), (2, 33598270), (4, 16799135), (5, 13439308), (10, 6719654), (19, 3536660), (20, 3359827), (38, 1768330), (41, 1638940), (76, 884165), (82, 819470), (95, 707332), (164, 409735), (190, 353666), (205, 327788), (227, 296020), (361, 186140), (380, 176833), (410, 163894), (454, 148010), (722, 93070), (779, 86260), (820, 81947), (908, 74005), (1135, 59204), (1444, 46535), (1558, 43130), (1805, 37228), (2270, 29602), (3116, 21565), (3610, 18614), (3895, 17252), (4313, 15580), (4540, 14801), (7220, 9307), (7790, 8626)]