75070215

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{811}}^1$

素因数の和:861

約数の個数: 72

約数和(自身を含む): 151626384

約数和(自身を除く): 76556169

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 121, 153, 165, 187, 255, 363, 495, 561, 605, 765, 811, 935, 1089, 1683, 1815, 2057, 2433, 2805, 4055, 5445, 6171, 7299, 8415, 8921, 10285, 12165, 13787, 18513, 26763, 30855, 36495, 41361, 44605, 68935, 80289, 92565, 98131, 124083, 133815, 151657, 206805, 294393, 401445, 454971, 490655, 620415, 758285, 883179, 1364913, 1471965, 1668227, 2274855, 4415895, 5004681, 6824565, 8341135, 15014043, 25023405, 75070215]

約数ペア:

[(1, 75070215), (3, 25023405), (5, 15014043), (9, 8341135), (11, 6824565), (15, 5004681), (17, 4415895), (33, 2274855), (45, 1668227), (51, 1471965), (55, 1364913), (85, 883179), (99, 758285), (121, 620415), (153, 490655), (165, 454971), (187, 401445), (255, 294393), (363, 206805), (495, 151657), (561, 133815), (605, 124083), (765, 98131), (811, 92565), (935, 80289), (1089, 68935), (1683, 44605), (1815, 41361), (2057, 36495), (2433, 30855), (2805, 26763), (4055, 18513), (5445, 13787), (6171, 12165), (7299, 10285), (8415, 8921)]