72522175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 103993344

約数和(自身を除く): 31471169

約数列:

[1, 5, 11, 25, 31, 47, 55, 155, 181, 235, 275, 341, 517, 775, 905, 1175, 1457, 1705, 1991, 2585, 4525, 5611, 7285, 8507, 8525, 9955, 12925, 16027, 28055, 36425, 42535, 49775, 61721, 80135, 93577, 140275, 212675, 263717, 308605, 400675, 467885, 1318585, 1543025, 2339425, 2900887, 6592925, 14504435, 72522175]

約数ペア:

[(1, 72522175), (5, 14504435), (11, 6592925), (25, 2900887), (31, 2339425), (47, 1543025), (55, 1318585), (155, 467885), (181, 400675), (235, 308605), (275, 263717), (341, 212675), (517, 140275), (775, 93577), (905, 80135), (1175, 61721), (1457, 49775), (1705, 42535), (1991, 36425), (2585, 28055), (4525, 16027), (5611, 12925), (7285, 9955), (8507, 8525)]