80264704

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:451

約数の個数: 80

約数和(自身を含む): 178738560

約数和(自身を除く): 98473856

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 389, 403, 416, 496, 512, 778, 806, 832, 992, 1556, 1612, 1664, 1984, 3112, 3224, 3328, 3968, 5057, 6224, 6448, 6656, 7936, 10114, 12059, 12448, 12896, 15872, 20228, 24118, 24896, 25792, 40456, 48236, 49792, 51584, 80912, 96472, 99584, 103168, 156767, 161824, 192944, 199168, 206336, 313534, 323648, 385888, 627068, 647296, 771776, 1254136, 1294592, 1543552, 2508272, 2589184, 3087104, 5016544, 6174208, 10033088, 20066176, 40132352, 80264704]

約数ペア:

[(1, 80264704), (2, 40132352), (4, 20066176), (8, 10033088), (13, 6174208), (16, 5016544), (26, 3087104), (31, 2589184), (32, 2508272), (52, 1543552), (62, 1294592), (64, 1254136), (104, 771776), (124, 647296), (128, 627068), (208, 385888), (248, 323648), (256, 313534), (389, 206336), (403, 199168), (416, 192944), (496, 161824), (512, 156767), (778, 103168), (806, 99584), (832, 96472), (992, 80912), (1556, 51584), (1612, 49792), (1664, 48236), (1984, 40456), (3112, 25792), (3224, 24896), (3328, 24118), (3968, 20228), (5057, 15872), (6224, 12896), (6448, 12448), (6656, 12059), (7936, 10114)]