211089664

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:511

約数の個数: 72

約数和(自身を含む): 442550528

約数和(自身を除く): 231460864

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 67, 124, 128, 134, 248, 256, 268, 397, 496, 536, 794, 992, 1072, 1588, 1984, 2077, 2144, 3176, 3968, 4154, 4288, 6352, 7936, 8308, 8576, 12307, 12704, 16616, 17152, 24614, 25408, 26599, 33232, 49228, 50816, 53198, 66464, 98456, 101632, 106396, 132928, 196912, 212792, 265856, 393824, 425584, 531712, 787648, 824569, 851168, 1575296, 1649138, 1702336, 3150592, 3298276, 3404672, 6596552, 6809344, 13193104, 26386208, 52772416, 105544832, 211089664]

約数ペア:

[(1, 211089664), (2, 105544832), (4, 52772416), (8, 26386208), (16, 13193104), (31, 6809344), (32, 6596552), (62, 3404672), (64, 3298276), (67, 3150592), (124, 1702336), (128, 1649138), (134, 1575296), (248, 851168), (256, 824569), (268, 787648), (397, 531712), (496, 425584), (536, 393824), (794, 265856), (992, 212792), (1072, 196912), (1588, 132928), (1984, 106396), (2077, 101632), (2144, 98456), (3176, 66464), (3968, 53198), (4154, 50816), (4288, 49228), (6352, 33232), (7936, 26599), (8308, 25408), (8576, 24614), (12307, 17152), (12704, 16616)]