27421900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 65839536

約数和(自身を除く): 38417636

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 97, 100, 110, 194, 220, 257, 275, 388, 485, 514, 550, 970, 1028, 1067, 1100, 1285, 1940, 2134, 2425, 2570, 2827, 4268, 4850, 5140, 5335, 5654, 6425, 9700, 10670, 11308, 12850, 14135, 21340, 24929, 25700, 26675, 28270, 49858, 53350, 56540, 70675, 99716, 106700, 124645, 141350, 249290, 274219, 282700, 498580, 548438, 623225, 1096876, 1246450, 1371095, 2492900, 2742190, 5484380, 6855475, 13710950, 27421900]

約数ペア:

[(1, 27421900), (2, 13710950), (4, 6855475), (5, 5484380), (10, 2742190), (11, 2492900), (20, 1371095), (22, 1246450), (25, 1096876), (44, 623225), (50, 548438), (55, 498580), (97, 282700), (100, 274219), (110, 249290), (194, 141350), (220, 124645), (257, 106700), (275, 99716), (388, 70675), (485, 56540), (514, 53350), (550, 49858), (970, 28270), (1028, 26675), (1067, 25700), (1100, 24929), (1285, 21340), (1940, 14135), (2134, 12850), (2425, 11308), (2570, 10670), (2827, 9700), (4268, 6425), (4850, 5654), (5140, 5335)]