72291352

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67943}}^1$

素因数の和:67975

約数の個数: 32

約数和(自身を含む): 163065600

約数和(自身を除く): 90774248

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 67943, 135886, 271772, 475601, 543544, 951202, 1290917, 1902404, 2581834, 3804808, 5163668, 9036419, 10327336, 18072838, 36145676, 72291352]

約数ペア:

[(1, 72291352), (2, 36145676), (4, 18072838), (7, 10327336), (8, 9036419), (14, 5163668), (19, 3804808), (28, 2581834), (38, 1902404), (56, 1290917), (76, 951202), (133, 543544), (152, 475601), (266, 271772), (532, 135886), (1064, 67943)]