77509180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{569}}^1$

素因数の和:731

約数の個数: 72

約数和(自身を含む): 191041200

約数和(自身を除く): 113532020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 139, 140, 196, 245, 278, 490, 556, 569, 695, 973, 980, 1138, 1390, 1946, 2276, 2780, 2845, 3892, 3983, 4865, 5690, 6811, 7966, 9730, 11380, 13622, 15932, 19460, 19915, 27244, 27881, 34055, 39830, 55762, 68110, 79091, 79660, 111524, 136220, 139405, 158182, 278810, 316364, 395455, 553637, 557620, 790910, 1107274, 1581820, 2214548, 2768185, 3875459, 5536370, 7750918, 11072740, 15501836, 19377295, 38754590, 77509180]

約数ペア:

[(1, 77509180), (2, 38754590), (4, 19377295), (5, 15501836), (7, 11072740), (10, 7750918), (14, 5536370), (20, 3875459), (28, 2768185), (35, 2214548), (49, 1581820), (70, 1107274), (98, 790910), (139, 557620), (140, 553637), (196, 395455), (245, 316364), (278, 278810), (490, 158182), (556, 139405), (569, 136220), (695, 111524), (973, 79660), (980, 79091), (1138, 68110), (1390, 55762), (1946, 39830), (2276, 34055), (2780, 27881), (2845, 27244), (3892, 19915), (3983, 19460), (4865, 15932), (5690, 13622), (6811, 11380), (7966, 9730)]