72845084

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{197}}^1\times {\mathrm{547}}^1$

素因数の和:774

約数の個数: 36

約数和(自身を含む): 138993624

約数和(自身を除く): 66148540

約数列:

[1, 2, 4, 13, 26, 52, 169, 197, 338, 394, 547, 676, 788, 1094, 2188, 2561, 5122, 7111, 10244, 14222, 28444, 33293, 66586, 92443, 107759, 133172, 184886, 215518, 369772, 431036, 1400867, 2801734, 5603468, 18211271, 36422542, 72845084]

約数ペア:

[(1, 72845084), (2, 36422542), (4, 18211271), (13, 5603468), (26, 2801734), (52, 1400867), (169, 431036), (197, 369772), (338, 215518), (394, 184886), (547, 133172), (676, 107759), (788, 92443), (1094, 66586), (2188, 33293), (2561, 28444), (5122, 14222), (7111, 10244)]