28938800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{6577}}^1$

素因数の和:6606

約数の個数: 60

約数和(自身を含む): 75857496

約数和(自身を除く): 46918696

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 6577, 13154, 26308, 32885, 52616, 65770, 72347, 105232, 131540, 144694, 164425, 263080, 289388, 328850, 361735, 526160, 578776, 657700, 723470, 1157552, 1315400, 1446940, 1808675, 2630800, 2893880, 3617350, 5787760, 7234700, 14469400, 28938800]

約数ペア:

[(1, 28938800), (2, 14469400), (4, 7234700), (5, 5787760), (8, 3617350), (10, 2893880), (11, 2630800), (16, 1808675), (20, 1446940), (22, 1315400), (25, 1157552), (40, 723470), (44, 657700), (50, 578776), (55, 526160), (80, 361735), (88, 328850), (100, 289388), (110, 263080), (176, 164425), (200, 144694), (220, 131540), (275, 105232), (400, 72347), (440, 65770), (550, 52616), (880, 32885), (1100, 26308), (2200, 13154), (4400, 6577)]