81965808

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{8017}}^1$

素因数の和:8102

約数の個数: 60

約数和(自身を含む): 232650288

約数和(自身を除く): 150684480

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2556, 3408, 5112, 8017, 10224, 16034, 24051, 32068, 48102, 64136, 72153, 96204, 128272, 144306, 192408, 288612, 384816, 569207, 577224, 1138414, 1154448, 1707621, 2276828, 3415242, 4553656, 5122863, 6830484, 9107312, 10245726, 13660968, 20491452, 27321936, 40982904, 81965808]

約数ペア:

[(1, 81965808), (2, 40982904), (3, 27321936), (4, 20491452), (6, 13660968), (8, 10245726), (9, 9107312), (12, 6830484), (16, 5122863), (18, 4553656), (24, 3415242), (36, 2276828), (48, 1707621), (71, 1154448), (72, 1138414), (142, 577224), (144, 569207), (213, 384816), (284, 288612), (426, 192408), (568, 144306), (639, 128272), (852, 96204), (1136, 72153), (1278, 64136), (1704, 48102), (2556, 32068), (3408, 24051), (5112, 16034), (8017, 10224)]