54840400

素因数分解:

$2^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1931}}^1$

素因数の和:2020

約数の個数: 60

約数和(自身を含む): 133678944

約数和(自身を除く): 78838544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 142, 200, 284, 355, 400, 568, 710, 1136, 1420, 1775, 1931, 2840, 3550, 3862, 5680, 7100, 7724, 9655, 14200, 15448, 19310, 28400, 30896, 38620, 48275, 77240, 96550, 137101, 154480, 193100, 274202, 386200, 548404, 685505, 772400, 1096808, 1371010, 2193616, 2742020, 3427525, 5484040, 6855050, 10968080, 13710100, 27420200, 54840400]

約数ペア:

[(1, 54840400), (2, 27420200), (4, 13710100), (5, 10968080), (8, 6855050), (10, 5484040), (16, 3427525), (20, 2742020), (25, 2193616), (40, 1371010), (50, 1096808), (71, 772400), (80, 685505), (100, 548404), (142, 386200), (200, 274202), (284, 193100), (355, 154480), (400, 137101), (568, 96550), (710, 77240), (1136, 48275), (1420, 38620), (1775, 30896), (1931, 28400), (2840, 19310), (3550, 15448), (3862, 14200), (5680, 9655), (7100, 7724)]