72669808

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{67789}}^1$

素因数の和:67864

約数の個数: 20

約数和(自身を含む): 142901320

約数和(自身を除く): 70231512

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 67789, 135578, 271156, 542312, 1084624, 4541863, 9083726, 18167452, 36334904, 72669808]

約数ペア:

[(1, 72669808), (2, 36334904), (4, 18167452), (8, 9083726), (16, 4541863), (67, 1084624), (134, 542312), (268, 271156), (536, 135578), (1072, 67789)]