20173345885

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{7883}}^1$

素因数の和:7963

約数の個数: 96

約数和(自身を含む): 33459443712

約数和(自身を除く): 13286097827

約数列:

[1, 5, 7, 11, 17, 23, 35, 55, 77, 85, 115, 119, 161, 187, 253, 289, 385, 391, 595, 805, 935, 1265, 1309, 1445, 1771, 1955, 2023, 2737, 3179, 4301, 6545, 6647, 7883, 8855, 10115, 13685, 15895, 21505, 22253, 30107, 33235, 39415, 46529, 55181, 73117, 86713, 111265, 134011, 150535, 181309, 232645, 275905, 365585, 433565, 511819, 606991, 670055, 906545, 938077, 1269163, 1474121, 1994399, 2278187, 2559095, 3034955, 3082253, 4690385, 6345815, 7370605, 9971995, 10318847, 11390935, 13960793, 15411265, 15947309, 21575771, 25060057, 33904783, 51594235, 52398301, 69803965, 79736545, 107878855, 125300285, 169523915, 175420399, 237333481, 261991505, 366788107, 576381311, 877101995, 1186667405, 1833940535, 2881906555, 4034669177, 20173345885]

約数ペア:

[(1, 20173345885), (5, 4034669177), (7, 2881906555), (11, 1833940535), (17, 1186667405), (23, 877101995), (35, 576381311), (55, 366788107), (77, 261991505), (85, 237333481), (115, 175420399), (119, 169523915), (161, 125300285), (187, 107878855), (253, 79736545), (289, 69803965), (385, 52398301), (391, 51594235), (595, 33904783), (805, 25060057), (935, 21575771), (1265, 15947309), (1309, 15411265), (1445, 13960793), (1771, 11390935), (1955, 10318847), (2023, 9971995), (2737, 7370605), (3179, 6345815), (4301, 4690385), (6545, 3082253), (6647, 3034955), (7883, 2559095), (8855, 2278187), (10115, 1994399), (13685, 1474121), (15895, 1269163), (21505, 938077), (22253, 906545), (30107, 670055), (33235, 606991), (39415, 511819), (46529, 433565), (55181, 365585), (73117, 275905), (86713, 232645), (111265, 181309), (134011, 150535)]