61427275

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 98755584

約数和(自身を除く): 37328309

約数列:

[1, 5, 7, 13, 25, 31, 35, 65, 67, 91, 155, 169, 175, 217, 325, 335, 403, 455, 469, 775, 845, 871, 1085, 1183, 1675, 2015, 2077, 2275, 2345, 2821, 4225, 4355, 5239, 5425, 5915, 6097, 10075, 10385, 11323, 11725, 14105, 14539, 21775, 26195, 27001, 29575, 30485, 36673, 51925, 56615, 70525, 72695, 79261, 130975, 135005, 152425, 183365, 189007, 283075, 351013, 363475, 396305, 675025, 916825, 945035, 1755065, 1981525, 2457091, 4725175, 8775325, 12285455, 61427275]

約数ペア:

[(1, 61427275), (5, 12285455), (7, 8775325), (13, 4725175), (25, 2457091), (31, 1981525), (35, 1755065), (65, 945035), (67, 916825), (91, 675025), (155, 396305), (169, 363475), (175, 351013), (217, 283075), (325, 189007), (335, 183365), (403, 152425), (455, 135005), (469, 130975), (775, 79261), (845, 72695), (871, 70525), (1085, 56615), (1183, 51925), (1675, 36673), (2015, 30485), (2077, 29575), (2275, 27001), (2345, 26195), (2821, 21775), (4225, 14539), (4355, 14105), (5239, 11725), (5425, 11323), (5915, 10385), (6097, 10075)]