78905025

素因数分解:

$3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{5749}}^1$

素因数の和:5826

約数の個数: 36

約数和(自身を含む): 143669500

約数和(自身を除く): 64764475

約数列:

[1, 3, 5, 9, 15, 25, 45, 61, 75, 183, 225, 305, 549, 915, 1525, 2745, 4575, 5749, 13725, 17247, 28745, 51741, 86235, 143725, 258705, 350689, 431175, 1052067, 1293525, 1753445, 3156201, 5260335, 8767225, 15781005, 26301675, 78905025]

約数ペア:

[(1, 78905025), (3, 26301675), (5, 15781005), (9, 8767225), (15, 5260335), (25, 3156201), (45, 1753445), (61, 1293525), (75, 1052067), (183, 431175), (225, 350689), (305, 258705), (549, 143725), (915, 86235), (1525, 51741), (2745, 28745), (4575, 17247), (5749, 13725)]