261683648

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3217}}^1$

素因数の和:3301

約数の個数: 56

約数和(自身を含む): 549273984

約数和(自身を除く): 287590336

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 62, 64, 82, 124, 164, 248, 328, 496, 656, 992, 1271, 1312, 1984, 2542, 2624, 3217, 5084, 6434, 10168, 12868, 20336, 25736, 40672, 51472, 81344, 99727, 102944, 131897, 199454, 205888, 263794, 398908, 527588, 797816, 1055176, 1595632, 2110352, 3191264, 4088807, 4220704, 6382528, 8177614, 8441408, 16355228, 32710456, 65420912, 130841824, 261683648]

約数ペア:

[(1, 261683648), (2, 130841824), (4, 65420912), (8, 32710456), (16, 16355228), (31, 8441408), (32, 8177614), (41, 6382528), (62, 4220704), (64, 4088807), (82, 3191264), (124, 2110352), (164, 1595632), (248, 1055176), (328, 797816), (496, 527588), (656, 398908), (992, 263794), (1271, 205888), (1312, 199454), (1984, 131897), (2542, 102944), (2624, 99727), (3217, 81344), (5084, 51472), (6434, 40672), (10168, 25736), (12868, 20336)]