248038700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1$

素因数の和:412

約数の個数: 144

約数和(自身を含む): 671665344

約数和(自身を除く): 423626644

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 97, 100, 130, 140, 175, 182, 194, 260, 281, 325, 350, 364, 388, 455, 485, 562, 650, 679, 700, 910, 970, 1124, 1261, 1300, 1358, 1405, 1820, 1940, 1967, 2275, 2425, 2522, 2716, 2810, 3395, 3653, 3934, 4550, 4850, 5044, 5620, 6305, 6790, 7025, 7306, 7868, 8827, 9100, 9700, 9835, 12610, 13580, 14050, 14612, 16975, 17654, 18265, 19670, 25220, 25571, 27257, 28100, 31525, 33950, 35308, 36530, 39340, 44135, 49175, 51142, 54514, 63050, 67900, 73060, 88270, 91325, 98350, 102284, 109028, 126100, 127855, 136285, 176540, 182650, 190799, 196700, 220675, 255710, 272570, 354341, 365300, 381598, 441350, 511420, 545140, 639275, 681425, 708682, 763196, 882700, 953995, 1278550, 1362850, 1417364, 1771705, 1907990, 2480387, 2557100, 2725700, 3543410, 3815980, 4769975, 4960774, 7086820, 8858525, 9539950, 9921548, 12401935, 17717050, 19079900, 24803870, 35434100, 49607740, 62009675, 124019350, 248038700]

約数ペア:

[(1, 248038700), (2, 124019350), (4, 62009675), (5, 49607740), (7, 35434100), (10, 24803870), (13, 19079900), (14, 17717050), (20, 12401935), (25, 9921548), (26, 9539950), (28, 8858525), (35, 7086820), (50, 4960774), (52, 4769975), (65, 3815980), (70, 3543410), (91, 2725700), (97, 2557100), (100, 2480387), (130, 1907990), (140, 1771705), (175, 1417364), (182, 1362850), (194, 1278550), (260, 953995), (281, 882700), (325, 763196), (350, 708682), (364, 681425), (388, 639275), (455, 545140), (485, 511420), (562, 441350), (650, 381598), (679, 365300), (700, 354341), (910, 272570), (970, 255710), (1124, 220675), (1261, 196700), (1300, 190799), (1358, 182650), (1405, 176540), (1820, 136285), (1940, 127855), (1967, 126100), (2275, 109028), (2425, 102284), (2522, 98350), (2716, 91325), (2810, 88270), (3395, 73060), (3653, 67900), (3934, 63050), (4550, 54514), (4850, 51142), (5044, 49175), (5620, 44135), (6305, 39340), (6790, 36530), (7025, 35308), (7306, 33950), (7868, 31525), (8827, 28100), (9100, 27257), (9700, 25571), (9835, 25220), (12610, 19670), (13580, 18265), (14050, 17654), (14612, 16975)]