55405760

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^2\times {\mathrm{103}}^1$

素因数の和:202

約数の個数: 84

約数和(自身を含む): 136544304

約数和(自身を除く): 81138544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 103, 160, 164, 205, 206, 320, 328, 410, 412, 515, 656, 820, 824, 1030, 1312, 1640, 1648, 1681, 2060, 2624, 3280, 3296, 3362, 4120, 4223, 6560, 6592, 6724, 8240, 8405, 8446, 13120, 13448, 16480, 16810, 16892, 21115, 26896, 32960, 33620, 33784, 42230, 53792, 67240, 67568, 84460, 107584, 134480, 135136, 168920, 173143, 268960, 270272, 337840, 346286, 537920, 675680, 692572, 865715, 1351360, 1385144, 1731430, 2770288, 3462860, 5540576, 6925720, 11081152, 13851440, 27702880, 55405760]

約数ペア:

[(1, 55405760), (2, 27702880), (4, 13851440), (5, 11081152), (8, 6925720), (10, 5540576), (16, 3462860), (20, 2770288), (32, 1731430), (40, 1385144), (41, 1351360), (64, 865715), (80, 692572), (82, 675680), (103, 537920), (160, 346286), (164, 337840), (205, 270272), (206, 268960), (320, 173143), (328, 168920), (410, 135136), (412, 134480), (515, 107584), (656, 84460), (820, 67568), (824, 67240), (1030, 53792), (1312, 42230), (1640, 33784), (1648, 33620), (1681, 32960), (2060, 26896), (2624, 21115), (3280, 16892), (3296, 16810), (3362, 16480), (4120, 13448), (4223, 13120), (6560, 8446), (6592, 8405), (6724, 8240)]