12785619385

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{991}}^1$

素因数の和:1115

約数の個数: 128

約数和(自身を含む): 21063794688

約数和(自身を除く): 8278175303

約数列:

[1, 5, 7, 11, 23, 31, 35, 47, 55, 77, 115, 155, 161, 217, 235, 253, 329, 341, 385, 517, 713, 805, 991, 1081, 1085, 1265, 1457, 1645, 1705, 1771, 2387, 2585, 3565, 3619, 4955, 4991, 5405, 6937, 7285, 7567, 7843, 8855, 10199, 10901, 11891, 11935, 16027, 18095, 22793, 24955, 30721, 33511, 34685, 37835, 39215, 46577, 50995, 54505, 54901, 59455, 76307, 80135, 83237, 112189, 113965, 153605, 159551, 167555, 215047, 232885, 234577, 250723, 274505, 326039, 337931, 368621, 381535, 416185, 512347, 560945, 706583, 797755, 1071271, 1075235, 1172885, 1253615, 1443887, 1630195, 1689655, 1755061, 1843105, 2365517, 2561735, 2580347, 3532915, 3586429, 4946081, 5356355, 7219435, 7498897, 7772413, 8775305, 10107209, 11783981, 11827585, 12901735, 15882757, 17932145, 24730405, 33209401, 37494485, 38862065, 50536045, 54406891, 58919905, 79413785, 82487867, 111179299, 166047005, 232465807, 272034455, 365303411, 412439335, 555896495, 1162329035, 1826517055, 2557123877, 12785619385]

約数ペア:

[(1, 12785619385), (5, 2557123877), (7, 1826517055), (11, 1162329035), (23, 555896495), (31, 412439335), (35, 365303411), (47, 272034455), (55, 232465807), (77, 166047005), (115, 111179299), (155, 82487867), (161, 79413785), (217, 58919905), (235, 54406891), (253, 50536045), (329, 38862065), (341, 37494485), (385, 33209401), (517, 24730405), (713, 17932145), (805, 15882757), (991, 12901735), (1081, 11827585), (1085, 11783981), (1265, 10107209), (1457, 8775305), (1645, 7772413), (1705, 7498897), (1771, 7219435), (2387, 5356355), (2585, 4946081), (3565, 3586429), (3619, 3532915), (4955, 2580347), (4991, 2561735), (5405, 2365517), (6937, 1843105), (7285, 1755061), (7567, 1689655), (7843, 1630195), (8855, 1443887), (10199, 1253615), (10901, 1172885), (11891, 1075235), (11935, 1071271), (16027, 797755), (18095, 706583), (22793, 560945), (24955, 512347), (30721, 416185), (33511, 381535), (34685, 368621), (37835, 337931), (39215, 326039), (46577, 274505), (50995, 250723), (54505, 234577), (54901, 232885), (59455, 215047), (76307, 167555), (80135, 159551), (83237, 153605), (112189, 113965)]