1299218432

素因数分解:

$2^{15}\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1340

約数の個数: 64

約数和(自身を含む): 2684313600

約数和(自身を除く): 1385095168

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1279, 1984, 2048, 2558, 3968, 4096, 5116, 7936, 8192, 10232, 15872, 16384, 20464, 31744, 32768, 39649, 40928, 63488, 79298, 81856, 126976, 158596, 163712, 253952, 317192, 327424, 507904, 634384, 654848, 1015808, 1268768, 1309696, 2537536, 2619392, 5075072, 5238784, 10150144, 10477568, 20300288, 20955136, 40600576, 41910272, 81201152, 162402304, 324804608, 649609216, 1299218432]

約数ペア:

[(1, 1299218432), (2, 649609216), (4, 324804608), (8, 162402304), (16, 81201152), (31, 41910272), (32, 40600576), (62, 20955136), (64, 20300288), (124, 10477568), (128, 10150144), (248, 5238784), (256, 5075072), (496, 2619392), (512, 2537536), (992, 1309696), (1024, 1268768), (1279, 1015808), (1984, 654848), (2048, 634384), (2558, 507904), (3968, 327424), (4096, 317192), (5116, 253952), (7936, 163712), (8192, 158596), (10232, 126976), (15872, 81856), (16384, 79298), (20464, 63488), (31744, 40928), (32768, 39649)]