257087248

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{37}}^2\times {\mathrm{97}}^1$

素因数の和:201

約数の個数: 90

約数和(自身を含む): 568503978

約数和(自身を除く): 311416730

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 97, 121, 148, 176, 194, 242, 296, 388, 407, 484, 592, 776, 814, 968, 1067, 1369, 1552, 1628, 1936, 2134, 2738, 3256, 3589, 4268, 4477, 5476, 6512, 7178, 8536, 8954, 10952, 11737, 14356, 15059, 17072, 17908, 21904, 23474, 28712, 30118, 35816, 39479, 46948, 57424, 60236, 71632, 78958, 93896, 120472, 132793, 157916, 165649, 187792, 240944, 265586, 315832, 331298, 434269, 531172, 631664, 662596, 868538, 1062344, 1325192, 1460723, 1737076, 2124688, 2650384, 2921446, 3474152, 5842892, 6948304, 11685784, 16067953, 23371568, 32135906, 64271812, 128543624, 257087248]

約数ペア:

[(1, 257087248), (2, 128543624), (4, 64271812), (8, 32135906), (11, 23371568), (16, 16067953), (22, 11685784), (37, 6948304), (44, 5842892), (74, 3474152), (88, 2921446), (97, 2650384), (121, 2124688), (148, 1737076), (176, 1460723), (194, 1325192), (242, 1062344), (296, 868538), (388, 662596), (407, 631664), (484, 531172), (592, 434269), (776, 331298), (814, 315832), (968, 265586), (1067, 240944), (1369, 187792), (1552, 165649), (1628, 157916), (1936, 132793), (2134, 120472), (2738, 93896), (3256, 78958), (3589, 71632), (4268, 60236), (4477, 57424), (5476, 46948), (6512, 39479), (7178, 35816), (8536, 30118), (8954, 28712), (10952, 23474), (11737, 21904), (14356, 17908), (15059, 17072)]