661974992

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{5153}}^1$

素因数の和:5236

約数の個数: 80

約数和(自身を含む): 1554281472

約数和(自身を除く): 892306480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 37, 56, 62, 74, 112, 124, 148, 217, 248, 259, 296, 434, 496, 518, 592, 868, 1036, 1147, 1736, 2072, 2294, 3472, 4144, 4588, 5153, 8029, 9176, 10306, 16058, 18352, 20612, 32116, 36071, 41224, 64232, 72142, 82448, 128464, 144284, 159743, 190661, 288568, 319486, 381322, 577136, 638972, 762644, 1118201, 1277944, 1334627, 1525288, 2236402, 2555888, 2669254, 3050576, 4472804, 5338508, 5910491, 8945608, 10677016, 11820982, 17891216, 21354032, 23641964, 41373437, 47283928, 82746874, 94567856, 165493748, 330987496, 661974992]

約数ペア:

[(1, 661974992), (2, 330987496), (4, 165493748), (7, 94567856), (8, 82746874), (14, 47283928), (16, 41373437), (28, 23641964), (31, 21354032), (37, 17891216), (56, 11820982), (62, 10677016), (74, 8945608), (112, 5910491), (124, 5338508), (148, 4472804), (217, 3050576), (248, 2669254), (259, 2555888), (296, 2236402), (434, 1525288), (496, 1334627), (518, 1277944), (592, 1118201), (868, 762644), (1036, 638972), (1147, 577136), (1736, 381322), (2072, 319486), (2294, 288568), (3472, 190661), (4144, 159743), (4588, 144284), (5153, 128464), (8029, 82448), (9176, 72142), (10306, 64232), (16058, 41224), (18352, 36071), (20612, 32116)]