1649059552

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^2\times {\mathrm{20393}}^1$

素因数の和:20448

約数の個数: 72

約数和(自身を含む): 3916137456

約数和(自身を除く): 2267077904

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 361, 532, 608, 722, 1064, 1444, 2128, 2527, 2888, 4256, 5054, 5776, 10108, 11552, 20216, 20393, 40432, 40786, 80864, 81572, 142751, 163144, 285502, 326288, 387467, 571004, 652576, 774934, 1142008, 1549868, 2284016, 2712269, 3099736, 4568032, 5424538, 6199472, 7361873, 10849076, 12398944, 14723746, 21698152, 29447492, 43396304, 51533111, 58894984, 86792608, 103066222, 117789968, 206132444, 235579936, 412264888, 824529776, 1649059552]

約数ペア:

[(1, 1649059552), (2, 824529776), (4, 412264888), (7, 235579936), (8, 206132444), (14, 117789968), (16, 103066222), (19, 86792608), (28, 58894984), (32, 51533111), (38, 43396304), (56, 29447492), (76, 21698152), (112, 14723746), (133, 12398944), (152, 10849076), (224, 7361873), (266, 6199472), (304, 5424538), (361, 4568032), (532, 3099736), (608, 2712269), (722, 2284016), (1064, 1549868), (1444, 1142008), (2128, 774934), (2527, 652576), (2888, 571004), (4256, 387467), (5054, 326288), (5776, 285502), (10108, 163144), (11552, 142751), (20216, 81572), (20393, 80864), (40432, 40786)]