1688556688

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{68219}}^1$

素因数の和:68264

約数の個数: 80

約数和(自身を含む): 4263477120

約数和(自身を除く): 2574920432

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 52, 56, 68, 91, 104, 112, 119, 136, 182, 208, 221, 238, 272, 364, 442, 476, 728, 884, 952, 1456, 1547, 1768, 1904, 3094, 3536, 6188, 12376, 24752, 68219, 136438, 272876, 477533, 545752, 886847, 955066, 1091504, 1159723, 1773694, 1910132, 2319446, 3547388, 3820264, 4638892, 6207929, 7094776, 7640528, 8118061, 9277784, 12415858, 14189552, 15076399, 16236122, 18555568, 24831716, 30152798, 32472244, 49663432, 60305596, 64944488, 99326864, 105534793, 120611192, 129888976, 211069586, 241222384, 422139172, 844278344, 1688556688]

約数ペア:

[(1, 1688556688), (2, 844278344), (4, 422139172), (7, 241222384), (8, 211069586), (13, 129888976), (14, 120611192), (16, 105534793), (17, 99326864), (26, 64944488), (28, 60305596), (34, 49663432), (52, 32472244), (56, 30152798), (68, 24831716), (91, 18555568), (104, 16236122), (112, 15076399), (119, 14189552), (136, 12415858), (182, 9277784), (208, 8118061), (221, 7640528), (238, 7094776), (272, 6207929), (364, 4638892), (442, 3820264), (476, 3547388), (728, 2319446), (884, 1910132), (952, 1773694), (1456, 1159723), (1547, 1091504), (1768, 955066), (1904, 886847), (3094, 545752), (3536, 477533), (6188, 272876), (12376, 136438), (24752, 68219)]