81960696

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{16033}}^1$

素因数の和:16116

約数の個数: 48

約数和(自身を含む): 225117360

約数和(自身を除く): 143156664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 5112, 16033, 32066, 48099, 64132, 96198, 128264, 144297, 192396, 288594, 384792, 577188, 1138343, 1154376, 2276686, 3415029, 4553372, 6830058, 9106744, 10245087, 13660116, 20490174, 27320232, 40980348, 81960696]

約数ペア:

[(1, 81960696), (2, 40980348), (3, 27320232), (4, 20490174), (6, 13660116), (8, 10245087), (9, 9106744), (12, 6830058), (18, 4553372), (24, 3415029), (36, 2276686), (71, 1154376), (72, 1138343), (142, 577188), (213, 384792), (284, 288594), (426, 192396), (568, 144297), (639, 128264), (852, 96198), (1278, 64132), (1704, 48099), (2556, 32066), (5112, 16033)]