31087840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{677}}^1$

素因数の和:740

約数の個数: 96

約数和(自身を含む): 86111424

約数和(自身を除く): 55023584

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, 677, 820, 1120, 1148, 1312, 1354, 1435, 1640, 2296, 2708, 2870, 3280, 3385, 4592, 4739, 5416, 5740, 6560, 6770, 9184, 9478, 10832, 11480, 13540, 18956, 21664, 22960, 23695, 27080, 27757, 37912, 45920, 47390, 54160, 55514, 75824, 94780, 108320, 111028, 138785, 151648, 189560, 194299, 222056, 277570, 379120, 388598, 444112, 555140, 758240, 777196, 888224, 971495, 1110280, 1554392, 1942990, 2220560, 3108784, 3885980, 4441120, 6217568, 7771960, 15543920, 31087840]

約数ペア:

[(1, 31087840), (2, 15543920), (4, 7771960), (5, 6217568), (7, 4441120), (8, 3885980), (10, 3108784), (14, 2220560), (16, 1942990), (20, 1554392), (28, 1110280), (32, 971495), (35, 888224), (40, 777196), (41, 758240), (56, 555140), (70, 444112), (80, 388598), (82, 379120), (112, 277570), (140, 222056), (160, 194299), (164, 189560), (205, 151648), (224, 138785), (280, 111028), (287, 108320), (328, 94780), (410, 75824), (560, 55514), (574, 54160), (656, 47390), (677, 45920), (820, 37912), (1120, 27757), (1148, 27080), (1312, 23695), (1354, 22960), (1435, 21664), (1640, 18956), (2296, 13540), (2708, 11480), (2870, 10832), (3280, 9478), (3385, 9184), (4592, 6770), (4739, 6560), (5416, 5740)]