268149040

素因数分解:

$2^4\times 5^1\times {\mathrm{811}}^1\times {\mathrm{4133}}^1$

素因数の和:4957

約数の個数: 40

約数和(自身を含む): 624366288

約数和(自身を除く): 356217248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 811, 1622, 3244, 4055, 4133, 6488, 8110, 8266, 12976, 16220, 16532, 20665, 32440, 33064, 41330, 64880, 66128, 82660, 165320, 330640, 3351863, 6703726, 13407452, 16759315, 26814904, 33518630, 53629808, 67037260, 134074520, 268149040]

約数ペア:

[(1, 268149040), (2, 134074520), (4, 67037260), (5, 53629808), (8, 33518630), (10, 26814904), (16, 16759315), (20, 13407452), (40, 6703726), (80, 3351863), (811, 330640), (1622, 165320), (3244, 82660), (4055, 66128), (4133, 64880), (6488, 41330), (8110, 33064), (8266, 32440), (12976, 20665), (16220, 16532)]