254141048

素因数分解:

$2^3\times 7^4\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:266

約数の個数: 80

約数和(自身を含む): 565689960

約数和(自身を除く): 311548912

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 101, 131, 196, 202, 262, 343, 392, 404, 524, 686, 707, 808, 917, 1048, 1372, 1414, 1834, 2401, 2744, 2828, 3668, 4802, 4949, 5656, 6419, 7336, 9604, 9898, 12838, 13231, 19208, 19796, 25676, 26462, 34643, 39592, 44933, 51352, 52924, 69286, 89866, 92617, 105848, 138572, 179732, 185234, 242501, 277144, 314531, 359464, 370468, 485002, 629062, 648319, 740936, 970004, 1258124, 1296638, 1940008, 2516248, 2593276, 4538233, 5186552, 9076466, 18152932, 31767631, 36305864, 63535262, 127070524, 254141048]

約数ペア:

[(1, 254141048), (2, 127070524), (4, 63535262), (7, 36305864), (8, 31767631), (14, 18152932), (28, 9076466), (49, 5186552), (56, 4538233), (98, 2593276), (101, 2516248), (131, 1940008), (196, 1296638), (202, 1258124), (262, 970004), (343, 740936), (392, 648319), (404, 629062), (524, 485002), (686, 370468), (707, 359464), (808, 314531), (917, 277144), (1048, 242501), (1372, 185234), (1414, 179732), (1834, 138572), (2401, 105848), (2744, 92617), (2828, 89866), (3668, 69286), (4802, 52924), (4949, 51352), (5656, 44933), (6419, 39592), (7336, 34643), (9604, 26462), (9898, 25676), (12838, 19796), (13231, 19208)]