25418800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:191

約数の個数: 120

約数和(自身を含む): 68500080

約数和(自身を除く): 43081280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 53, 55, 80, 88, 100, 106, 109, 110, 176, 200, 212, 218, 220, 265, 275, 400, 424, 436, 440, 530, 545, 550, 583, 848, 872, 880, 1060, 1090, 1100, 1166, 1199, 1325, 1744, 2120, 2180, 2200, 2332, 2398, 2650, 2725, 2915, 4240, 4360, 4400, 4664, 4796, 5300, 5450, 5777, 5830, 5995, 8720, 9328, 9592, 10600, 10900, 11554, 11660, 11990, 14575, 19184, 21200, 21800, 23108, 23320, 23980, 28885, 29150, 29975, 43600, 46216, 46640, 47960, 57770, 58300, 59950, 63547, 92432, 95920, 115540, 116600, 119900, 127094, 144425, 231080, 233200, 239800, 254188, 288850, 317735, 462160, 479600, 508376, 577700, 635470, 1016752, 1155400, 1270940, 1588675, 2310800, 2541880, 3177350, 5083760, 6354700, 12709400, 25418800]

約数ペア:

[(1, 25418800), (2, 12709400), (4, 6354700), (5, 5083760), (8, 3177350), (10, 2541880), (11, 2310800), (16, 1588675), (20, 1270940), (22, 1155400), (25, 1016752), (40, 635470), (44, 577700), (50, 508376), (53, 479600), (55, 462160), (80, 317735), (88, 288850), (100, 254188), (106, 239800), (109, 233200), (110, 231080), (176, 144425), (200, 127094), (212, 119900), (218, 116600), (220, 115540), (265, 95920), (275, 92432), (400, 63547), (424, 59950), (436, 58300), (440, 57770), (530, 47960), (545, 46640), (550, 46216), (583, 43600), (848, 29975), (872, 29150), (880, 28885), (1060, 23980), (1090, 23320), (1100, 23108), (1166, 21800), (1199, 21200), (1325, 19184), (1744, 14575), (2120, 11990), (2180, 11660), (2200, 11554), (2332, 10900), (2398, 10600), (2650, 9592), (2725, 9328), (2915, 8720), (4240, 5995), (4360, 5830), (4400, 5777), (4664, 5450), (4796, 5300)]