51380144

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1459}}^1$

素因数の和:1569

約数の個数: 40

約数和(自身を含む): 104279040

約数和(自身を除く): 52898896

約数列:

[1, 2, 4, 8, 16, 31, 62, 71, 124, 142, 248, 284, 496, 568, 1136, 1459, 2201, 2918, 4402, 5836, 8804, 11672, 17608, 23344, 35216, 45229, 90458, 103589, 180916, 207178, 361832, 414356, 723664, 828712, 1657424, 3211259, 6422518, 12845036, 25690072, 51380144]

約数ペア:

[(1, 51380144), (2, 25690072), (4, 12845036), (8, 6422518), (16, 3211259), (31, 1657424), (62, 828712), (71, 723664), (124, 414356), (142, 361832), (248, 207178), (284, 180916), (496, 103589), (568, 90458), (1136, 45229), (1459, 35216), (2201, 23344), (2918, 17608), (4402, 11672), (5836, 8804)]