13129168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 80

約数和(自身を含む): 29998080

約数和(自身を除く): 16868912

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 47, 52, 68, 79, 94, 104, 136, 158, 188, 208, 221, 272, 316, 376, 442, 611, 632, 752, 799, 884, 1027, 1222, 1264, 1343, 1598, 1768, 2054, 2444, 2686, 3196, 3536, 3713, 4108, 4888, 5372, 6392, 7426, 8216, 9776, 10387, 10744, 12784, 14852, 16432, 17459, 20774, 21488, 29704, 34918, 41548, 48269, 59408, 63121, 69836, 83096, 96538, 126242, 139672, 166192, 193076, 252484, 279344, 386152, 504968, 772304, 820573, 1009936, 1641146, 3282292, 6564584, 13129168]

約数ペア:

[(1, 13129168), (2, 6564584), (4, 3282292), (8, 1641146), (13, 1009936), (16, 820573), (17, 772304), (26, 504968), (34, 386152), (47, 279344), (52, 252484), (68, 193076), (79, 166192), (94, 139672), (104, 126242), (136, 96538), (158, 83096), (188, 69836), (208, 63121), (221, 59408), (272, 48269), (316, 41548), (376, 34918), (442, 29704), (611, 21488), (632, 20774), (752, 17459), (799, 16432), (884, 14852), (1027, 12784), (1222, 10744), (1264, 10387), (1343, 9776), (1598, 8216), (1768, 7426), (2054, 6392), (2444, 5372), (2686, 4888), (3196, 4108), (3536, 3713)]