780897856

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{15271}}^1$

素因数の和:15347

約数の個数: 56

約数和(自身を含む): 1675766016

約数和(自身を除く): 894868160

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 47, 64, 68, 94, 136, 188, 272, 376, 544, 752, 799, 1088, 1504, 1598, 3008, 3196, 6392, 12784, 15271, 25568, 30542, 51136, 61084, 122168, 244336, 259607, 488672, 519214, 717737, 977344, 1038428, 1435474, 2076856, 2870948, 4153712, 5741896, 8307424, 11483792, 12201529, 16614848, 22967584, 24403058, 45935168, 48806116, 97612232, 195224464, 390448928, 780897856]

約数ペア:

[(1, 780897856), (2, 390448928), (4, 195224464), (8, 97612232), (16, 48806116), (17, 45935168), (32, 24403058), (34, 22967584), (47, 16614848), (64, 12201529), (68, 11483792), (94, 8307424), (136, 5741896), (188, 4153712), (272, 2870948), (376, 2076856), (544, 1435474), (752, 1038428), (799, 977344), (1088, 717737), (1504, 519214), (1598, 488672), (3008, 259607), (3196, 244336), (6392, 122168), (12784, 61084), (15271, 51136), (25568, 30542)]