89505680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:265

約数の個数: 160

約数和(自身を含む): 249412608

約数和(自身を除く): 159906928

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 31, 34, 40, 44, 55, 62, 68, 80, 85, 88, 110, 124, 136, 155, 170, 176, 187, 193, 220, 248, 272, 310, 340, 341, 374, 386, 440, 496, 527, 620, 680, 682, 748, 772, 880, 935, 965, 1054, 1240, 1360, 1364, 1496, 1544, 1705, 1870, 1930, 2108, 2123, 2480, 2635, 2728, 2992, 3088, 3281, 3410, 3740, 3860, 4216, 4246, 5270, 5456, 5797, 5983, 6562, 6820, 7480, 7720, 8432, 8492, 10540, 10615, 11594, 11966, 13124, 13640, 14960, 15440, 16405, 16984, 21080, 21230, 23188, 23932, 26248, 27280, 28985, 29915, 32810, 33968, 36091, 42160, 42460, 46376, 47864, 52496, 57970, 59830, 65620, 65813, 72182, 84920, 92752, 95728, 101711, 115940, 119660, 131240, 131626, 144364, 169840, 180455, 203422, 231880, 239320, 262480, 263252, 288728, 329065, 360910, 406844, 463760, 478640, 508555, 526504, 577456, 658130, 721820, 813688, 1017110, 1053008, 1118821, 1316260, 1443640, 1627376, 2034220, 2237642, 2632520, 2887280, 4068440, 4475284, 5265040, 5594105, 8136880, 8950568, 11188210, 17901136, 22376420, 44752840, 89505680]

約数ペア:

[(1, 89505680), (2, 44752840), (4, 22376420), (5, 17901136), (8, 11188210), (10, 8950568), (11, 8136880), (16, 5594105), (17, 5265040), (20, 4475284), (22, 4068440), (31, 2887280), (34, 2632520), (40, 2237642), (44, 2034220), (55, 1627376), (62, 1443640), (68, 1316260), (80, 1118821), (85, 1053008), (88, 1017110), (110, 813688), (124, 721820), (136, 658130), (155, 577456), (170, 526504), (176, 508555), (187, 478640), (193, 463760), (220, 406844), (248, 360910), (272, 329065), (310, 288728), (340, 263252), (341, 262480), (374, 239320), (386, 231880), (440, 203422), (496, 180455), (527, 169840), (620, 144364), (680, 131626), (682, 131240), (748, 119660), (772, 115940), (880, 101711), (935, 95728), (965, 92752), (1054, 84920), (1240, 72182), (1360, 65813), (1364, 65620), (1496, 59830), (1544, 57970), (1705, 52496), (1870, 47864), (1930, 46376), (2108, 42460), (2123, 42160), (2480, 36091), (2635, 33968), (2728, 32810), (2992, 29915), (3088, 28985), (3281, 27280), (3410, 26248), (3740, 23932), (3860, 23188), (4216, 21230), (4246, 21080), (5270, 16984), (5456, 16405), (5797, 15440), (5983, 14960), (6562, 13640), (6820, 13124), (7480, 11966), (7720, 11594), (8432, 10615), (8492, 10540)]