158509708

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 338990400

約数和(自身を除く): 180480692

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 79, 98, 116, 158, 196, 203, 316, 353, 406, 553, 706, 812, 1106, 1412, 1421, 2212, 2291, 2471, 2842, 3871, 4582, 4942, 5684, 7742, 9164, 9884, 10237, 15484, 16037, 17297, 20474, 27887, 32074, 34594, 40948, 55774, 64148, 69188, 71659, 111548, 112259, 143318, 195209, 224518, 286636, 390418, 449036, 501613, 780836, 808723, 1003226, 1366463, 1617446, 2006452, 2732926, 3234892, 5465852, 5661061, 11322122, 22644244, 39627427, 79254854, 158509708]

約数ペア:

[(1, 158509708), (2, 79254854), (4, 39627427), (7, 22644244), (14, 11322122), (28, 5661061), (29, 5465852), (49, 3234892), (58, 2732926), (79, 2006452), (98, 1617446), (116, 1366463), (158, 1003226), (196, 808723), (203, 780836), (316, 501613), (353, 449036), (406, 390418), (553, 286636), (706, 224518), (812, 195209), (1106, 143318), (1412, 112259), (1421, 111548), (2212, 71659), (2291, 69188), (2471, 64148), (2842, 55774), (3871, 40948), (4582, 34594), (4942, 32074), (5684, 27887), (7742, 20474), (9164, 17297), (9884, 16037), (10237, 15484)]