79611975

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:257

約数の個数: 72

約数和(自身を含む): 149587152

約数和(自身を除く): 69975177

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 73, 75, 111, 131, 185, 219, 225, 333, 365, 393, 555, 655, 657, 925, 1095, 1179, 1665, 1825, 1965, 2701, 2775, 3275, 3285, 4847, 5475, 5895, 8103, 8325, 9563, 9825, 13505, 14541, 16425, 24235, 24309, 28689, 29475, 40515, 43623, 47815, 67525, 72705, 86067, 121175, 121545, 143445, 202575, 218115, 239075, 353831, 363525, 430335, 607725, 717225, 1061493, 1090575, 1769155, 2151675, 3184479, 5307465, 8845775, 15922395, 26537325, 79611975]

約数ペア:

[(1, 79611975), (3, 26537325), (5, 15922395), (9, 8845775), (15, 5307465), (25, 3184479), (37, 2151675), (45, 1769155), (73, 1090575), (75, 1061493), (111, 717225), (131, 607725), (185, 430335), (219, 363525), (225, 353831), (333, 239075), (365, 218115), (393, 202575), (555, 143445), (655, 121545), (657, 121175), (925, 86067), (1095, 72705), (1179, 67525), (1665, 47815), (1825, 43623), (1965, 40515), (2701, 29475), (2775, 28689), (3275, 24309), (3285, 24235), (4847, 16425), (5475, 14541), (5895, 13505), (8103, 9825), (8325, 9563)]