47219975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 68567040

約数和(自身を除く): 21347065

約数列:

[1, 5, 11, 25, 29, 31, 55, 145, 155, 191, 275, 319, 341, 725, 775, 899, 955, 1595, 1705, 2101, 4495, 4775, 5539, 5921, 7975, 8525, 9889, 10505, 22475, 27695, 29605, 49445, 52525, 60929, 65131, 138475, 148025, 171709, 247225, 304645, 325655, 858545, 1523225, 1628275, 1888799, 4292725, 9443995, 47219975]

約数ペア:

[(1, 47219975), (5, 9443995), (11, 4292725), (25, 1888799), (29, 1628275), (31, 1523225), (55, 858545), (145, 325655), (155, 304645), (191, 247225), (275, 171709), (319, 148025), (341, 138475), (725, 65131), (775, 60929), (899, 52525), (955, 49445), (1595, 29605), (1705, 27695), (2101, 22475), (4495, 10505), (4775, 9889), (5539, 8525), (5921, 7975)]