257948504

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1657}}^1$

素因数の和:1764

約数の個数: 64

約数和(自身を含む): 555098400

約数和(自身を除く): 297149896

約数列:

[1, 2, 4, 8, 11, 22, 29, 44, 58, 61, 88, 116, 122, 232, 244, 319, 488, 638, 671, 1276, 1342, 1657, 1769, 2552, 2684, 3314, 3538, 5368, 6628, 7076, 13256, 14152, 18227, 19459, 36454, 38918, 48053, 72908, 77836, 96106, 101077, 145816, 155672, 192212, 202154, 384424, 404308, 528583, 808616, 1057166, 1111847, 2114332, 2223694, 2931233, 4228664, 4447388, 5862466, 8894776, 11724932, 23449864, 32243563, 64487126, 128974252, 257948504]

約数ペア:

[(1, 257948504), (2, 128974252), (4, 64487126), (8, 32243563), (11, 23449864), (22, 11724932), (29, 8894776), (44, 5862466), (58, 4447388), (61, 4228664), (88, 2931233), (116, 2223694), (122, 2114332), (232, 1111847), (244, 1057166), (319, 808616), (488, 528583), (638, 404308), (671, 384424), (1276, 202154), (1342, 192212), (1657, 155672), (1769, 145816), (2552, 101077), (2684, 96106), (3314, 77836), (3538, 72908), (5368, 48053), (6628, 38918), (7076, 36454), (13256, 19459), (14152, 18227)]