77191520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{41}}^3$

素因数の和:145

約数の個数: 96

約数和(自身を含む): 213627456

約数和(自身を除く): 136435936

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 70, 80, 82, 112, 140, 160, 164, 205, 224, 280, 287, 328, 410, 560, 574, 656, 820, 1120, 1148, 1312, 1435, 1640, 1681, 2296, 2870, 3280, 3362, 4592, 5740, 6560, 6724, 8405, 9184, 11480, 11767, 13448, 16810, 22960, 23534, 26896, 33620, 45920, 47068, 53792, 58835, 67240, 68921, 94136, 117670, 134480, 137842, 188272, 235340, 268960, 275684, 344605, 376544, 470680, 482447, 551368, 689210, 941360, 964894, 1102736, 1378420, 1882720, 1929788, 2205472, 2412235, 2756840, 3859576, 4824470, 5513680, 7719152, 9648940, 11027360, 15438304, 19297880, 38595760, 77191520]

約数ペア:

[(1, 77191520), (2, 38595760), (4, 19297880), (5, 15438304), (7, 11027360), (8, 9648940), (10, 7719152), (14, 5513680), (16, 4824470), (20, 3859576), (28, 2756840), (32, 2412235), (35, 2205472), (40, 1929788), (41, 1882720), (56, 1378420), (70, 1102736), (80, 964894), (82, 941360), (112, 689210), (140, 551368), (160, 482447), (164, 470680), (205, 376544), (224, 344605), (280, 275684), (287, 268960), (328, 235340), (410, 188272), (560, 137842), (574, 134480), (656, 117670), (820, 94136), (1120, 68921), (1148, 67240), (1312, 58835), (1435, 53792), (1640, 47068), (1681, 45920), (2296, 33620), (2870, 26896), (3280, 23534), (3362, 22960), (4592, 16810), (5740, 13448), (6560, 11767), (6724, 11480), (8405, 9184)]