858902275

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:485

約数の個数: 96

約数和(自身を含む): 1411338240

約数和(自身を除く): 552435965

約数列:

[1, 5, 7, 11, 25, 31, 35, 37, 55, 77, 155, 175, 185, 217, 259, 275, 341, 385, 389, 407, 775, 925, 1085, 1147, 1295, 1705, 1925, 1945, 2035, 2387, 2723, 2849, 4279, 5425, 5735, 6475, 8029, 8525, 9725, 10175, 11935, 12059, 12617, 13615, 14245, 14393, 21395, 28675, 29953, 40145, 59675, 60295, 63085, 68075, 71225, 71965, 84413, 88319, 100751, 106975, 132649, 149765, 158323, 200725, 301475, 315425, 359825, 422065, 441595, 446183, 503755, 663245, 748825, 791615, 928543, 1108261, 2110325, 2207975, 2230915, 2518775, 3123281, 3316225, 3958075, 4642715, 4908013, 5541305, 11154575, 15616405, 23213575, 24540065, 27706525, 34356091, 78082025, 122700325, 171780455, 858902275]

約数ペア:

[(1, 858902275), (5, 171780455), (7, 122700325), (11, 78082025), (25, 34356091), (31, 27706525), (35, 24540065), (37, 23213575), (55, 15616405), (77, 11154575), (155, 5541305), (175, 4908013), (185, 4642715), (217, 3958075), (259, 3316225), (275, 3123281), (341, 2518775), (385, 2230915), (389, 2207975), (407, 2110325), (775, 1108261), (925, 928543), (1085, 791615), (1147, 748825), (1295, 663245), (1705, 503755), (1925, 446183), (1945, 441595), (2035, 422065), (2387, 359825), (2723, 315425), (2849, 301475), (4279, 200725), (5425, 158323), (5735, 149765), (6475, 132649), (8029, 106975), (8525, 100751), (9725, 88319), (10175, 84413), (11935, 71965), (12059, 71225), (12617, 68075), (13615, 63085), (14245, 60295), (14393, 59675), (21395, 40145), (28675, 29953)]