25851280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:153

約数の個数: 160

約数和(自身を含む): 76495104

約数和(自身を除く): 50643824

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 53, 56, 65, 67, 70, 80, 91, 104, 106, 112, 130, 134, 140, 182, 208, 212, 260, 265, 268, 280, 335, 364, 371, 424, 455, 469, 520, 530, 536, 560, 670, 689, 728, 742, 848, 871, 910, 938, 1040, 1060, 1072, 1340, 1378, 1456, 1484, 1742, 1820, 1855, 1876, 2120, 2345, 2680, 2756, 2968, 3445, 3484, 3551, 3640, 3710, 3752, 4240, 4355, 4690, 4823, 5360, 5512, 5936, 6097, 6890, 6968, 7102, 7280, 7420, 7504, 8710, 9380, 9646, 11024, 12194, 13780, 13936, 14204, 14840, 17420, 17755, 18760, 19292, 24115, 24388, 24857, 27560, 28408, 29680, 30485, 34840, 35510, 37520, 38584, 46163, 48230, 48776, 49714, 55120, 56816, 60970, 69680, 71020, 77168, 92326, 96460, 97552, 99428, 121940, 124285, 142040, 184652, 192920, 198856, 230815, 243880, 248570, 284080, 323141, 369304, 385840, 397712, 461630, 487760, 497140, 646282, 738608, 923260, 994280, 1292564, 1615705, 1846520, 1988560, 2585128, 3231410, 3693040, 5170256, 6462820, 12925640, 25851280]

約数ペア:

[(1, 25851280), (2, 12925640), (4, 6462820), (5, 5170256), (7, 3693040), (8, 3231410), (10, 2585128), (13, 1988560), (14, 1846520), (16, 1615705), (20, 1292564), (26, 994280), (28, 923260), (35, 738608), (40, 646282), (52, 497140), (53, 487760), (56, 461630), (65, 397712), (67, 385840), (70, 369304), (80, 323141), (91, 284080), (104, 248570), (106, 243880), (112, 230815), (130, 198856), (134, 192920), (140, 184652), (182, 142040), (208, 124285), (212, 121940), (260, 99428), (265, 97552), (268, 96460), (280, 92326), (335, 77168), (364, 71020), (371, 69680), (424, 60970), (455, 56816), (469, 55120), (520, 49714), (530, 48776), (536, 48230), (560, 46163), (670, 38584), (689, 37520), (728, 35510), (742, 34840), (848, 30485), (871, 29680), (910, 28408), (938, 27560), (1040, 24857), (1060, 24388), (1072, 24115), (1340, 19292), (1378, 18760), (1456, 17755), (1484, 17420), (1742, 14840), (1820, 14204), (1855, 13936), (1876, 13780), (2120, 12194), (2345, 11024), (2680, 9646), (2756, 9380), (2968, 8710), (3445, 7504), (3484, 7420), (3551, 7280), (3640, 7102), (3710, 6968), (3752, 6890), (4240, 6097), (4355, 5936), (4690, 5512), (4823, 5360)]