31047824

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:168

約数の個数: 80

約数和(自身を含む): 67495680

約数和(自身を除く): 36447856

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 47, 53, 76, 82, 94, 106, 152, 164, 188, 212, 304, 328, 376, 424, 656, 752, 779, 848, 893, 1007, 1558, 1786, 1927, 2014, 2173, 2491, 3116, 3572, 3854, 4028, 4346, 4982, 6232, 7144, 7708, 8056, 8692, 9964, 12464, 14288, 15416, 16112, 17384, 19928, 30832, 34768, 36613, 39856, 41287, 47329, 73226, 82574, 94658, 102131, 146452, 165148, 189316, 204262, 292904, 330296, 378632, 408524, 585808, 660592, 757264, 817048, 1634096, 1940489, 3880978, 7761956, 15523912, 31047824]

約数ペア:

[(1, 31047824), (2, 15523912), (4, 7761956), (8, 3880978), (16, 1940489), (19, 1634096), (38, 817048), (41, 757264), (47, 660592), (53, 585808), (76, 408524), (82, 378632), (94, 330296), (106, 292904), (152, 204262), (164, 189316), (188, 165148), (212, 146452), (304, 102131), (328, 94658), (376, 82574), (424, 73226), (656, 47329), (752, 41287), (779, 39856), (848, 36613), (893, 34768), (1007, 30832), (1558, 19928), (1786, 17384), (1927, 16112), (2014, 15416), (2173, 14288), (2491, 12464), (3116, 9964), (3572, 8692), (3854, 8056), (4028, 7708), (4346, 7144), (4982, 6232)]