205571408

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{439}}^1$

素因数の和:604

約数の個数: 80

約数和(自身を含む): 472707840

約数和(自身を除く): 267136432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 113, 148, 226, 259, 296, 439, 452, 518, 592, 791, 878, 904, 1036, 1582, 1756, 1808, 2072, 3073, 3164, 3512, 4144, 4181, 6146, 6328, 7024, 8362, 12292, 12656, 16243, 16724, 24584, 29267, 32486, 33448, 49168, 49607, 58534, 64972, 66896, 99214, 113701, 117068, 129944, 198428, 227402, 234136, 259888, 347249, 396856, 454804, 468272, 694498, 793712, 909608, 1388996, 1819216, 1835459, 2777992, 3670918, 5555984, 7341836, 12848213, 14683672, 25696426, 29367344, 51392852, 102785704, 205571408]

約数ペア:

[(1, 205571408), (2, 102785704), (4, 51392852), (7, 29367344), (8, 25696426), (14, 14683672), (16, 12848213), (28, 7341836), (37, 5555984), (56, 3670918), (74, 2777992), (112, 1835459), (113, 1819216), (148, 1388996), (226, 909608), (259, 793712), (296, 694498), (439, 468272), (452, 454804), (518, 396856), (592, 347249), (791, 259888), (878, 234136), (904, 227402), (1036, 198428), (1582, 129944), (1756, 117068), (1808, 113701), (2072, 99214), (3073, 66896), (3164, 64972), (3512, 58534), (4144, 49607), (4181, 49168), (6146, 33448), (6328, 32486), (7024, 29267), (8362, 24584), (12292, 16724), (12656, 16243)]