74959780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:581

約数の個数: 96

約数和(自身を含む): 191520000

約数和(自身を除く): 116560220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 37, 58, 70, 74, 116, 140, 145, 148, 185, 203, 259, 290, 370, 406, 499, 518, 580, 740, 812, 998, 1015, 1036, 1073, 1295, 1996, 2030, 2146, 2495, 2590, 3493, 4060, 4292, 4990, 5180, 5365, 6986, 7511, 9980, 10730, 13972, 14471, 15022, 17465, 18463, 21460, 28942, 30044, 34930, 36926, 37555, 57884, 69860, 72355, 73852, 75110, 92315, 101297, 129241, 144710, 150220, 184630, 202594, 258482, 289420, 369260, 405188, 506485, 516964, 535427, 646205, 1012970, 1070854, 1292410, 2025940, 2141708, 2584820, 2677135, 3747989, 5354270, 7495978, 10708540, 14991956, 18739945, 37479890, 74959780]

約数ペア:

[(1, 74959780), (2, 37479890), (4, 18739945), (5, 14991956), (7, 10708540), (10, 7495978), (14, 5354270), (20, 3747989), (28, 2677135), (29, 2584820), (35, 2141708), (37, 2025940), (58, 1292410), (70, 1070854), (74, 1012970), (116, 646205), (140, 535427), (145, 516964), (148, 506485), (185, 405188), (203, 369260), (259, 289420), (290, 258482), (370, 202594), (406, 184630), (499, 150220), (518, 144710), (580, 129241), (740, 101297), (812, 92315), (998, 75110), (1015, 73852), (1036, 72355), (1073, 69860), (1295, 57884), (1996, 37555), (2030, 36926), (2146, 34930), (2495, 30044), (2590, 28942), (3493, 21460), (4060, 18463), (4292, 17465), (4990, 15022), (5180, 14471), (5365, 13972), (6986, 10730), (7511, 9980)]