81176095

素因数分解:

$5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 133862400

約数和(自身を除く): 52686305

約数列:

[1, 5, 7, 11, 13, 35, 49, 55, 65, 77, 91, 143, 245, 331, 343, 385, 455, 539, 637, 715, 1001, 1655, 1715, 2317, 2695, 3185, 3641, 3773, 4303, 4459, 5005, 7007, 11585, 16219, 18205, 18865, 21515, 22295, 25487, 30121, 35035, 47333, 49049, 81095, 113533, 127435, 150605, 178409, 210847, 236665, 245245, 331331, 567665, 892045, 1054235, 1248863, 1475929, 1656655, 2319317, 6244315, 7379645, 11596585, 16235219, 81176095]

約数ペア:

[(1, 81176095), (5, 16235219), (7, 11596585), (11, 7379645), (13, 6244315), (35, 2319317), (49, 1656655), (55, 1475929), (65, 1248863), (77, 1054235), (91, 892045), (143, 567665), (245, 331331), (331, 245245), (343, 236665), (385, 210847), (455, 178409), (539, 150605), (637, 127435), (715, 113533), (1001, 81095), (1655, 49049), (1715, 47333), (2317, 35035), (2695, 30121), (3185, 25487), (3641, 22295), (3773, 21515), (4303, 18865), (4459, 18205), (5005, 16219), (7007, 11585)]