7251567128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:461

約数の個数: 128

約数和(自身を含む): 15411950400

約数和(自身を除く): 8160383272

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 73, 86, 97, 104, 146, 172, 194, 229, 292, 344, 388, 458, 559, 584, 776, 916, 949, 1118, 1261, 1832, 1898, 2236, 2522, 2977, 3139, 3796, 4171, 4472, 5044, 5954, 6278, 7081, 7592, 8342, 9847, 10088, 11908, 12556, 14162, 16684, 16717, 19694, 22213, 23816, 25112, 28324, 33368, 33434, 39388, 40807, 44426, 54223, 56648, 66868, 78776, 81614, 88852, 92053, 108446, 128011, 133736, 163228, 177704, 184106, 216892, 217321, 256022, 288769, 304483, 326456, 368212, 433784, 434642, 512044, 577538, 608966, 718831, 736424, 869284, 955159, 1024088, 1155076, 1217932, 1437662, 1621549, 1738568, 1910318, 2310152, 2435864, 2875324, 3243098, 3820636, 3958279, 5750648, 6486196, 7641272, 7916558, 9344803, 12417067, 12972392, 15833116, 18689606, 21080137, 24834134, 31666232, 37379212, 42160274, 49668268, 69726607, 74758424, 84320548, 99336536, 139453214, 168641096, 278906428, 557812856, 906445891, 1812891782, 3625783564, 7251567128]

約数ペア:

[(1, 7251567128), (2, 3625783564), (4, 1812891782), (8, 906445891), (13, 557812856), (26, 278906428), (43, 168641096), (52, 139453214), (73, 99336536), (86, 84320548), (97, 74758424), (104, 69726607), (146, 49668268), (172, 42160274), (194, 37379212), (229, 31666232), (292, 24834134), (344, 21080137), (388, 18689606), (458, 15833116), (559, 12972392), (584, 12417067), (776, 9344803), (916, 7916558), (949, 7641272), (1118, 6486196), (1261, 5750648), (1832, 3958279), (1898, 3820636), (2236, 3243098), (2522, 2875324), (2977, 2435864), (3139, 2310152), (3796, 1910318), (4171, 1738568), (4472, 1621549), (5044, 1437662), (5954, 1217932), (6278, 1155076), (7081, 1024088), (7592, 955159), (8342, 869284), (9847, 736424), (10088, 718831), (11908, 608966), (12556, 577538), (14162, 512044), (16684, 434642), (16717, 433784), (19694, 368212), (22213, 326456), (23816, 304483), (25112, 288769), (28324, 256022), (33368, 217321), (33434, 216892), (39388, 184106), (40807, 177704), (44426, 163228), (54223, 133736), (56648, 128011), (66868, 108446), (78776, 92053), (81614, 88852)]