8266705475

素因数分解:

$5^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{811}}^1$

素因数の和:1045

約数の個数: 72

約数和(自身を含む): 12241747728

約数和(自身を除く): 3975042253

約数列:

[1, 5, 7, 25, 35, 49, 53, 157, 175, 245, 265, 371, 785, 811, 1099, 1225, 1325, 1855, 2597, 3925, 4055, 5495, 5677, 7693, 8321, 9275, 12985, 20275, 27475, 28385, 38465, 39739, 41605, 42983, 58247, 64925, 127327, 141925, 192325, 198695, 208025, 214915, 291235, 300881, 407729, 636635, 891289, 993475, 1074575, 1456175, 1504405, 2038645, 2106167, 3183175, 4456445, 6239023, 6748331, 7522025, 10193225, 10530835, 22282225, 31195115, 33741655, 47238317, 52654175, 155975575, 168708275, 236191585, 330668219, 1180957925, 1653341095, 8266705475]

約数ペア:

[(1, 8266705475), (5, 1653341095), (7, 1180957925), (25, 330668219), (35, 236191585), (49, 168708275), (53, 155975575), (157, 52654175), (175, 47238317), (245, 33741655), (265, 31195115), (371, 22282225), (785, 10530835), (811, 10193225), (1099, 7522025), (1225, 6748331), (1325, 6239023), (1855, 4456445), (2597, 3183175), (3925, 2106167), (4055, 2038645), (5495, 1504405), (5677, 1456175), (7693, 1074575), (8321, 993475), (9275, 891289), (12985, 636635), (20275, 407729), (27475, 300881), (28385, 291235), (38465, 214915), (39739, 208025), (41605, 198695), (42983, 192325), (58247, 141925), (64925, 127327)]