80964268

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^2$

素因数の和:140

約数の個数: 108

約数和(自身を含む): 194517288

約数和(自身を除く): 113553020

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 47, 49, 68, 77, 94, 98, 119, 154, 187, 188, 196, 238, 308, 329, 374, 476, 517, 539, 658, 748, 799, 833, 1034, 1078, 1309, 1316, 1598, 1666, 2068, 2156, 2209, 2303, 2618, 3196, 3332, 3619, 4418, 4606, 5236, 5593, 7238, 8789, 8836, 9163, 9212, 11186, 14476, 15463, 17578, 18326, 22372, 24299, 25333, 30926, 35156, 36652, 37553, 39151, 48598, 50666, 61523, 61852, 75106, 78302, 97196, 101332, 108241, 123046, 150212, 156604, 170093, 216482, 246092, 262871, 340186, 413083, 430661, 432964, 525742, 680372, 826166, 861322, 1051484, 1190651, 1652332, 1722644, 1840097, 2381302, 2891581, 3680194, 4762604, 5783162, 7360388, 11566324, 20241067, 40482134, 80964268]

約数ペア:

[(1, 80964268), (2, 40482134), (4, 20241067), (7, 11566324), (11, 7360388), (14, 5783162), (17, 4762604), (22, 3680194), (28, 2891581), (34, 2381302), (44, 1840097), (47, 1722644), (49, 1652332), (68, 1190651), (77, 1051484), (94, 861322), (98, 826166), (119, 680372), (154, 525742), (187, 432964), (188, 430661), (196, 413083), (238, 340186), (308, 262871), (329, 246092), (374, 216482), (476, 170093), (517, 156604), (539, 150212), (658, 123046), (748, 108241), (799, 101332), (833, 97196), (1034, 78302), (1078, 75106), (1309, 61852), (1316, 61523), (1598, 50666), (1666, 48598), (2068, 39151), (2156, 37553), (2209, 36652), (2303, 35156), (2618, 30926), (3196, 25333), (3332, 24299), (3619, 22372), (4418, 18326), (4606, 17578), (5236, 15463), (5593, 14476), (7238, 11186), (8789, 9212), (8836, 9163)]