71131995

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 145566720

約数和(自身を除く): 74434725

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 79, 85, 99, 107, 153, 165, 187, 237, 255, 321, 395, 495, 535, 561, 711, 765, 869, 935, 963, 1177, 1185, 1343, 1605, 1683, 1819, 2607, 2805, 3531, 3555, 4029, 4345, 4815, 5457, 5885, 6715, 7821, 8415, 8453, 9095, 10593, 12087, 13035, 14773, 16371, 17655, 20009, 20145, 25359, 27285, 39105, 42265, 44319, 52965, 60027, 60435, 73865, 76077, 81855, 92983, 100045, 126795, 132957, 143701, 180081, 221595, 278949, 300135, 380385, 431103, 464915, 664785, 718505, 836847, 900405, 1293309, 1394745, 1580711, 2155515, 4184235, 4742133, 6466545, 7903555, 14226399, 23710665, 71131995]

約数ペア:

[(1, 71131995), (3, 23710665), (5, 14226399), (9, 7903555), (11, 6466545), (15, 4742133), (17, 4184235), (33, 2155515), (45, 1580711), (51, 1394745), (55, 1293309), (79, 900405), (85, 836847), (99, 718505), (107, 664785), (153, 464915), (165, 431103), (187, 380385), (237, 300135), (255, 278949), (321, 221595), (395, 180081), (495, 143701), (535, 132957), (561, 126795), (711, 100045), (765, 92983), (869, 81855), (935, 76077), (963, 73865), (1177, 60435), (1185, 60027), (1343, 52965), (1605, 44319), (1683, 42265), (1819, 39105), (2607, 27285), (2805, 25359), (3531, 20145), (3555, 20009), (4029, 17655), (4345, 16371), (4815, 14773), (5457, 13035), (5885, 12087), (6715, 10593), (7821, 9095), (8415, 8453)]