651450368

素因数分解:

$2^{11}\times {\mathrm{31}}^2\times {\mathrm{331}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 1350023220

約数和(自身を除く): 698572852

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 331, 496, 512, 662, 961, 992, 1024, 1324, 1922, 1984, 2048, 2648, 3844, 3968, 5296, 7688, 7936, 10261, 10592, 15376, 15872, 20522, 21184, 30752, 31744, 41044, 42368, 61504, 63488, 82088, 84736, 123008, 164176, 169472, 246016, 318091, 328352, 338944, 492032, 636182, 656704, 677888, 984064, 1272364, 1313408, 1968128, 2544728, 2626816, 5089456, 5253632, 10178912, 10507264, 20357824, 21014528, 40715648, 81431296, 162862592, 325725184, 651450368]

約数ペア:

[(1, 651450368), (2, 325725184), (4, 162862592), (8, 81431296), (16, 40715648), (31, 21014528), (32, 20357824), (62, 10507264), (64, 10178912), (124, 5253632), (128, 5089456), (248, 2626816), (256, 2544728), (331, 1968128), (496, 1313408), (512, 1272364), (662, 984064), (961, 677888), (992, 656704), (1024, 636182), (1324, 492032), (1922, 338944), (1984, 328352), (2048, 318091), (2648, 246016), (3844, 169472), (3968, 164176), (5296, 123008), (7688, 84736), (7936, 82088), (10261, 63488), (10592, 61504), (15376, 42368), (15872, 41044), (20522, 31744), (21184, 30752)]