665325568

素因数分解:

$2^{12}\times {\mathrm{127}}^1\times {\mathrm{1279}}^1$

素因数の和:1430

約数の個数: 52

約数和(自身を含む): 1342013440

約数和(自身を除く): 676687872

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 508, 512, 1016, 1024, 1279, 2032, 2048, 2558, 4064, 4096, 5116, 8128, 10232, 16256, 20464, 32512, 40928, 65024, 81856, 130048, 162433, 163712, 260096, 324866, 327424, 520192, 649732, 654848, 1299464, 1309696, 2598928, 2619392, 5197856, 5238784, 10395712, 20791424, 41582848, 83165696, 166331392, 332662784, 665325568]

約数ペア:

[(1, 665325568), (2, 332662784), (4, 166331392), (8, 83165696), (16, 41582848), (32, 20791424), (64, 10395712), (127, 5238784), (128, 5197856), (254, 2619392), (256, 2598928), (508, 1309696), (512, 1299464), (1016, 654848), (1024, 649732), (1279, 520192), (2032, 327424), (2048, 324866), (2558, 260096), (4064, 163712), (4096, 162433), (5116, 130048), (8128, 81856), (10232, 65024), (16256, 40928), (20464, 32512)]