12541900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:104

約数の個数: 144

約数和(自身を含む): 34997760

約数和(自身を除く): 22455860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 25, 28, 35, 38, 41, 46, 50, 70, 76, 82, 92, 95, 100, 115, 133, 140, 161, 164, 175, 190, 205, 230, 266, 287, 322, 350, 380, 410, 437, 460, 475, 532, 574, 575, 644, 665, 700, 779, 805, 820, 874, 943, 950, 1025, 1148, 1150, 1330, 1435, 1558, 1610, 1748, 1886, 1900, 2050, 2185, 2300, 2660, 2870, 3059, 3116, 3220, 3325, 3772, 3895, 4025, 4100, 4370, 4715, 5453, 5740, 6118, 6601, 6650, 7175, 7790, 8050, 8740, 9430, 10906, 10925, 12236, 13202, 13300, 14350, 15295, 15580, 16100, 17917, 18860, 19475, 21812, 21850, 23575, 26404, 27265, 28700, 30590, 33005, 35834, 38950, 43700, 47150, 54530, 61180, 66010, 71668, 76475, 77900, 89585, 94300, 109060, 125419, 132020, 136325, 152950, 165025, 179170, 250838, 272650, 305900, 330050, 358340, 447925, 501676, 545300, 627095, 660100, 895850, 1254190, 1791700, 2508380, 3135475, 6270950, 12541900]

約数ペア:

[(1, 12541900), (2, 6270950), (4, 3135475), (5, 2508380), (7, 1791700), (10, 1254190), (14, 895850), (19, 660100), (20, 627095), (23, 545300), (25, 501676), (28, 447925), (35, 358340), (38, 330050), (41, 305900), (46, 272650), (50, 250838), (70, 179170), (76, 165025), (82, 152950), (92, 136325), (95, 132020), (100, 125419), (115, 109060), (133, 94300), (140, 89585), (161, 77900), (164, 76475), (175, 71668), (190, 66010), (205, 61180), (230, 54530), (266, 47150), (287, 43700), (322, 38950), (350, 35834), (380, 33005), (410, 30590), (437, 28700), (460, 27265), (475, 26404), (532, 23575), (574, 21850), (575, 21812), (644, 19475), (665, 18860), (700, 17917), (779, 16100), (805, 15580), (820, 15295), (874, 14350), (943, 13300), (950, 13202), (1025, 12236), (1148, 10925), (1150, 10906), (1330, 9430), (1435, 8740), (1558, 8050), (1610, 7790), (1748, 7175), (1886, 6650), (1900, 6601), (2050, 6118), (2185, 5740), (2300, 5453), (2660, 4715), (2870, 4370), (3059, 4100), (3116, 4025), (3220, 3895), (3325, 3772)]