138816700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1301}}^1$

素因数の和:1423

約数の個数: 72

約数和(自身を含む): 332259984

約数和(自身を除く): 193443284

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 97, 100, 110, 194, 220, 275, 388, 485, 550, 970, 1067, 1100, 1301, 1940, 2134, 2425, 2602, 4268, 4850, 5204, 5335, 6505, 9700, 10670, 13010, 14311, 21340, 26020, 26675, 28622, 32525, 53350, 57244, 65050, 71555, 106700, 126197, 130100, 143110, 252394, 286220, 357775, 504788, 630985, 715550, 1261970, 1388167, 1431100, 2523940, 2776334, 3154925, 5552668, 6309850, 6940835, 12619700, 13881670, 27763340, 34704175, 69408350, 138816700]

約数ペア:

[(1, 138816700), (2, 69408350), (4, 34704175), (5, 27763340), (10, 13881670), (11, 12619700), (20, 6940835), (22, 6309850), (25, 5552668), (44, 3154925), (50, 2776334), (55, 2523940), (97, 1431100), (100, 1388167), (110, 1261970), (194, 715550), (220, 630985), (275, 504788), (388, 357775), (485, 286220), (550, 252394), (970, 143110), (1067, 130100), (1100, 126197), (1301, 106700), (1940, 71555), (2134, 65050), (2425, 57244), (2602, 53350), (4268, 32525), (4850, 28622), (5204, 26675), (5335, 26020), (6505, 21340), (9700, 14311), (10670, 13010)]