31149480725

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{5821}}^1$

素因数の和:5943

約数の個数: 72

約数和(自身を含む): 44647637160

約数和(自身を除く): 13498156435

約数列:

[1, 5, 11, 25, 29, 55, 61, 121, 145, 275, 305, 319, 605, 671, 725, 1525, 1595, 1769, 3025, 3355, 3509, 5821, 7381, 7975, 8845, 16775, 17545, 19459, 29105, 36905, 44225, 64031, 87725, 97295, 145525, 168809, 184525, 214049, 320155, 355081, 486475, 704341, 844045, 1070245, 1600775, 1775405, 1856899, 3521705, 3905891, 4220225, 5351225, 8877025, 9284495, 10297349, 17608525, 19529455, 20425889, 42964801, 46422475, 51486745, 97647275, 102129445, 113270839, 214824005, 257433725, 510647225, 566354195, 1074120025, 1245979229, 2831770975, 6229896145, 31149480725]

約数ペア:

[(1, 31149480725), (5, 6229896145), (11, 2831770975), (25, 1245979229), (29, 1074120025), (55, 566354195), (61, 510647225), (121, 257433725), (145, 214824005), (275, 113270839), (305, 102129445), (319, 97647275), (605, 51486745), (671, 46422475), (725, 42964801), (1525, 20425889), (1595, 19529455), (1769, 17608525), (3025, 10297349), (3355, 9284495), (3509, 8877025), (5821, 5351225), (7381, 4220225), (7975, 3905891), (8845, 3521705), (16775, 1856899), (17545, 1775405), (19459, 1600775), (29105, 1070245), (36905, 844045), (44225, 704341), (64031, 486475), (87725, 355081), (97295, 320155), (145525, 214049), (168809, 184525)]