25241216

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 67858560

約数和(自身を除く): 42617344

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 64, 77, 88, 91, 104, 112, 128, 143, 154, 176, 182, 197, 208, 224, 286, 308, 352, 364, 394, 416, 448, 572, 616, 704, 728, 788, 832, 896, 1001, 1144, 1232, 1379, 1408, 1456, 1576, 1664, 2002, 2167, 2288, 2464, 2561, 2758, 2912, 3152, 4004, 4334, 4576, 4928, 5122, 5516, 5824, 6304, 8008, 8668, 9152, 9856, 10244, 11032, 11648, 12608, 15169, 16016, 17336, 17927, 18304, 20488, 22064, 25216, 28171, 30338, 32032, 34672, 35854, 40976, 44128, 56342, 60676, 64064, 69344, 71708, 81952, 88256, 112684, 121352, 128128, 138688, 143416, 163904, 176512, 197197, 225368, 242704, 277376, 286832, 327808, 394394, 450736, 485408, 573664, 788788, 901472, 970816, 1147328, 1577576, 1802944, 1941632, 2294656, 3155152, 3605888, 6310304, 12620608, 25241216]

約数ペア:

[(1, 25241216), (2, 12620608), (4, 6310304), (7, 3605888), (8, 3155152), (11, 2294656), (13, 1941632), (14, 1802944), (16, 1577576), (22, 1147328), (26, 970816), (28, 901472), (32, 788788), (44, 573664), (52, 485408), (56, 450736), (64, 394394), (77, 327808), (88, 286832), (91, 277376), (104, 242704), (112, 225368), (128, 197197), (143, 176512), (154, 163904), (176, 143416), (182, 138688), (197, 128128), (208, 121352), (224, 112684), (286, 88256), (308, 81952), (352, 71708), (364, 69344), (394, 64064), (416, 60676), (448, 56342), (572, 44128), (616, 40976), (704, 35854), (728, 34672), (788, 32032), (832, 30338), (896, 28171), (1001, 25216), (1144, 22064), (1232, 20488), (1379, 18304), (1408, 17927), (1456, 17336), (1576, 16016), (1664, 15169), (2002, 12608), (2167, 11648), (2288, 11032), (2464, 10244), (2561, 9856), (2758, 9152), (2912, 8668), (3152, 8008), (4004, 6304), (4334, 5824), (4576, 5516), (4928, 5122)]