81315488

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 181367424

約数和(自身を除く): 100051936

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 67, 68, 92, 97, 134, 136, 184, 194, 268, 272, 368, 388, 391, 536, 544, 736, 776, 782, 1072, 1139, 1541, 1552, 1564, 1649, 2144, 2231, 2278, 3082, 3104, 3128, 3298, 4462, 4556, 6164, 6256, 6499, 6596, 8924, 9112, 12328, 12512, 12998, 13192, 17848, 18224, 24656, 25996, 26197, 26384, 35696, 36448, 37927, 49312, 51992, 52394, 52768, 71392, 75854, 103984, 104788, 110483, 149477, 151708, 207968, 209576, 220966, 298954, 303416, 419152, 441932, 597908, 606832, 838304, 883864, 1195816, 1213664, 1767728, 2391632, 2541109, 3535456, 4783264, 5082218, 10164436, 20328872, 40657744, 81315488]

約数ペア:

[(1, 81315488), (2, 40657744), (4, 20328872), (8, 10164436), (16, 5082218), (17, 4783264), (23, 3535456), (32, 2541109), (34, 2391632), (46, 1767728), (67, 1213664), (68, 1195816), (92, 883864), (97, 838304), (134, 606832), (136, 597908), (184, 441932), (194, 419152), (268, 303416), (272, 298954), (368, 220966), (388, 209576), (391, 207968), (536, 151708), (544, 149477), (736, 110483), (776, 104788), (782, 103984), (1072, 75854), (1139, 71392), (1541, 52768), (1552, 52394), (1564, 51992), (1649, 49312), (2144, 37927), (2231, 36448), (2278, 35696), (3082, 26384), (3104, 26197), (3128, 25996), (3298, 24656), (4462, 18224), (4556, 17848), (6164, 13192), (6256, 12998), (6499, 12512), (6596, 12328), (8924, 9112)]