855837112720

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{12973}}^1\times {\mathrm{20113}}^1$

素因数の和:33140

約数の個数: 80

約数和(自身を含む): 2038611989232

約数和(自身を除く): 1182774876512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 12973, 20113, 25946, 40226, 51892, 64865, 80452, 100565, 103784, 129730, 160904, 201130, 207568, 259460, 321808, 402260, 518920, 531893, 804520, 824633, 1037840, 1063786, 1609040, 1649266, 2127572, 2659465, 3298532, 4123165, 4255144, 5318930, 6597064, 8246330, 8510288, 10637860, 13194128, 16492660, 21275720, 32985320, 42551440, 65970640, 260925949, 521851898, 1043703796, 1304629745, 2087407592, 2609259490, 4174815184, 5218518980, 10437037960, 10697963909, 20874075920, 21395927818, 42791855636, 53489819545, 85583711272, 106979639090, 171167422544, 213959278180, 427918556360, 855837112720]

約数ペア:

[(1, 855837112720), (2, 427918556360), (4, 213959278180), (5, 171167422544), (8, 106979639090), (10, 85583711272), (16, 53489819545), (20, 42791855636), (40, 21395927818), (41, 20874075920), (80, 10697963909), (82, 10437037960), (164, 5218518980), (205, 4174815184), (328, 2609259490), (410, 2087407592), (656, 1304629745), (820, 1043703796), (1640, 521851898), (3280, 260925949), (12973, 65970640), (20113, 42551440), (25946, 32985320), (40226, 21275720), (51892, 16492660), (64865, 13194128), (80452, 10637860), (100565, 8510288), (103784, 8246330), (129730, 6597064), (160904, 5318930), (201130, 4255144), (207568, 4123165), (259460, 3298532), (321808, 2659465), (402260, 2127572), (518920, 1649266), (531893, 1609040), (804520, 1063786), (824633, 1037840)]