68080640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{13297}}^1$

素因数の和:13322

約数の個数: 44

約数和(自身を含む): 163326036

約数和(自身を除く): 95245396

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 13297, 26594, 53188, 66485, 106376, 132970, 212752, 265940, 425504, 531880, 851008, 1063760, 1702016, 2127520, 3404032, 4255040, 6808064, 8510080, 13616128, 17020160, 34040320, 68080640]

約数ペア:

[(1, 68080640), (2, 34040320), (4, 17020160), (5, 13616128), (8, 8510080), (10, 6808064), (16, 4255040), (20, 3404032), (32, 2127520), (40, 1702016), (64, 1063760), (80, 851008), (128, 531880), (160, 425504), (256, 265940), (320, 212752), (512, 132970), (640, 106376), (1024, 66485), (1280, 53188), (2560, 26594), (5120, 13297)]