405806048

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{887}}^1$

素因数の和:972

約数の個数: 72

約数和(自身を含む): 877090032

約数和(自身を除く): 471283984

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 68, 116, 136, 232, 272, 464, 493, 544, 841, 887, 928, 986, 1682, 1774, 1972, 3364, 3548, 3944, 6728, 7096, 7888, 13456, 14192, 14297, 15079, 15776, 25723, 26912, 28384, 28594, 30158, 51446, 57188, 60316, 102892, 114376, 120632, 205784, 228752, 241264, 411568, 437291, 457504, 482528, 745967, 823136, 874582, 1491934, 1749164, 2983868, 3498328, 5967736, 6996656, 11935472, 12681439, 13993312, 23870944, 25362878, 50725756, 101451512, 202903024, 405806048]

約数ペア:

[(1, 405806048), (2, 202903024), (4, 101451512), (8, 50725756), (16, 25362878), (17, 23870944), (29, 13993312), (32, 12681439), (34, 11935472), (58, 6996656), (68, 5967736), (116, 3498328), (136, 2983868), (232, 1749164), (272, 1491934), (464, 874582), (493, 823136), (544, 745967), (841, 482528), (887, 457504), (928, 437291), (986, 411568), (1682, 241264), (1774, 228752), (1972, 205784), (3364, 120632), (3548, 114376), (3944, 102892), (6728, 60316), (7096, 57188), (7888, 51446), (13456, 30158), (14192, 28594), (14297, 28384), (15079, 26912), (15776, 25723)]