90875680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1979}}^1$

素因数の和:2042

約数の個数: 96

約数和(自身を含む): 251475840

約数和(自身を除く): 160600160

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, 1979, 2296, 2870, 3280, 3958, 4592, 5740, 6560, 7916, 9184, 9895, 11480, 13853, 15832, 19790, 22960, 27706, 31664, 39580, 45920, 55412, 63328, 69265, 79160, 81139, 110824, 138530, 158320, 162278, 221648, 277060, 316640, 324556, 405695, 443296, 554120, 567973, 649112, 811390, 1108240, 1135946, 1298224, 1622780, 2216480, 2271892, 2596448, 2839865, 3245560, 4543784, 5679730, 6491120, 9087568, 11359460, 12982240, 18175136, 22718920, 45437840, 90875680]

約数ペア:

[(1, 90875680), (2, 45437840), (4, 22718920), (5, 18175136), (7, 12982240), (8, 11359460), (10, 9087568), (14, 6491120), (16, 5679730), (20, 4543784), (28, 3245560), (32, 2839865), (35, 2596448), (40, 2271892), (41, 2216480), (56, 1622780), (70, 1298224), (80, 1135946), (82, 1108240), (112, 811390), (140, 649112), (160, 567973), (164, 554120), (205, 443296), (224, 405695), (280, 324556), (287, 316640), (328, 277060), (410, 221648), (560, 162278), (574, 158320), (656, 138530), (820, 110824), (1120, 81139), (1148, 79160), (1312, 69265), (1435, 63328), (1640, 55412), (1979, 45920), (2296, 39580), (2870, 31664), (3280, 27706), (3958, 22960), (4592, 19790), (5740, 15832), (6560, 13853), (7916, 11480), (9184, 9895)]