718176992

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{41}}^2\times {\mathrm{79}}^1$

素因数の和:197

約数の個数: 108

約数和(自身を含む): 1589157360

約数和(自身を除く): 870980368

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 79, 82, 104, 158, 164, 169, 208, 316, 328, 338, 416, 533, 632, 656, 676, 1027, 1066, 1264, 1312, 1352, 1681, 2054, 2132, 2528, 2704, 3239, 3362, 4108, 4264, 5408, 6478, 6724, 6929, 8216, 8528, 12956, 13351, 13448, 13858, 16432, 17056, 21853, 25912, 26702, 26896, 27716, 32864, 42107, 43706, 51824, 53404, 53792, 55432, 84214, 87412, 103648, 106808, 110864, 132799, 168428, 174824, 213616, 221728, 265598, 284089, 336856, 349648, 427232, 531196, 547391, 568178, 673712, 699296, 1062392, 1094782, 1136356, 1347424, 1726387, 2124784, 2189564, 2272712, 3452774, 4249568, 4379128, 4545424, 6905548, 8758256, 9090848, 13811096, 17516512, 22443031, 27622192, 44886062, 55244384, 89772124, 179544248, 359088496, 718176992]

約数ペア:

[(1, 718176992), (2, 359088496), (4, 179544248), (8, 89772124), (13, 55244384), (16, 44886062), (26, 27622192), (32, 22443031), (41, 17516512), (52, 13811096), (79, 9090848), (82, 8758256), (104, 6905548), (158, 4545424), (164, 4379128), (169, 4249568), (208, 3452774), (316, 2272712), (328, 2189564), (338, 2124784), (416, 1726387), (533, 1347424), (632, 1136356), (656, 1094782), (676, 1062392), (1027, 699296), (1066, 673712), (1264, 568178), (1312, 547391), (1352, 531196), (1681, 427232), (2054, 349648), (2132, 336856), (2528, 284089), (2704, 265598), (3239, 221728), (3362, 213616), (4108, 174824), (4264, 168428), (5408, 132799), (6478, 110864), (6724, 106808), (6929, 103648), (8216, 87412), (8528, 84214), (12956, 55432), (13351, 53792), (13448, 53404), (13858, 51824), (16432, 43706), (17056, 42107), (21853, 32864), (25912, 27716), (26702, 26896)]