20167529525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{653}}^1$

素因数の和:903

約数の個数: 96

約数和(自身を含む): 30163819392

約数和(自身を除く): 9996289867

約数列:

[1, 5, 11, 13, 25, 53, 55, 65, 143, 163, 265, 275, 325, 583, 653, 689, 715, 815, 1325, 1793, 2119, 2915, 3265, 3445, 3575, 4075, 7183, 7579, 8489, 8639, 8965, 10595, 14575, 16325, 17225, 23309, 34609, 35915, 37895, 42445, 43195, 44825, 52975, 93379, 95029, 106439, 112307, 116545, 173045, 179575, 189475, 212225, 215975, 380699, 449917, 466895, 475145, 532195, 561535, 582725, 865225, 1170829, 1235377, 1383707, 1903495, 2249585, 2334475, 2375725, 2660975, 2807675, 4949087, 5641267, 5854145, 6176885, 6918535, 9517475, 11247925, 15220777, 24745435, 28206335, 29270725, 30884425, 34592675, 62053937, 73336471, 76103885, 123727175, 141031675, 310269685, 366682355, 380519425, 806701181, 1551348425, 1833411775, 4033505905, 20167529525]

約数ペア:

[(1, 20167529525), (5, 4033505905), (11, 1833411775), (13, 1551348425), (25, 806701181), (53, 380519425), (55, 366682355), (65, 310269685), (143, 141031675), (163, 123727175), (265, 76103885), (275, 73336471), (325, 62053937), (583, 34592675), (653, 30884425), (689, 29270725), (715, 28206335), (815, 24745435), (1325, 15220777), (1793, 11247925), (2119, 9517475), (2915, 6918535), (3265, 6176885), (3445, 5854145), (3575, 5641267), (4075, 4949087), (7183, 2807675), (7579, 2660975), (8489, 2375725), (8639, 2334475), (8965, 2249585), (10595, 1903495), (14575, 1383707), (16325, 1235377), (17225, 1170829), (23309, 865225), (34609, 582725), (35915, 561535), (37895, 532195), (42445, 475145), (43195, 466895), (44825, 449917), (52975, 380699), (93379, 215975), (95029, 212225), (106439, 189475), (112307, 179575), (116545, 173045)]