71994448

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{239}}^1\times {\mathrm{281}}^1$

素因数の和:595

約数の個数: 40

約数和(自身を含む): 142669440

約数和(自身を除く): 70674992

約数列:

[1, 2, 4, 8, 16, 67, 134, 239, 268, 281, 478, 536, 562, 956, 1072, 1124, 1912, 2248, 3824, 4496, 16013, 18827, 32026, 37654, 64052, 67159, 75308, 128104, 134318, 150616, 256208, 268636, 301232, 537272, 1074544, 4499653, 8999306, 17998612, 35997224, 71994448]

約数ペア:

[(1, 71994448), (2, 35997224), (4, 17998612), (8, 8999306), (16, 4499653), (67, 1074544), (134, 537272), (239, 301232), (268, 268636), (281, 256208), (478, 150616), (536, 134318), (562, 128104), (956, 75308), (1072, 67159), (1124, 64052), (1912, 37654), (2248, 32026), (3824, 18827), (4496, 16013)]