200711728

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:566

約数の個数: 80

約数和(自身を含む): 460595520

約数和(自身を除く): 259883792

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 109, 112, 164, 218, 287, 328, 401, 436, 574, 656, 763, 802, 872, 1148, 1526, 1604, 1744, 2296, 2807, 3052, 3208, 4469, 4592, 5614, 6104, 6416, 8938, 11228, 12208, 16441, 17876, 22456, 31283, 32882, 35752, 43709, 44912, 62566, 65764, 71504, 87418, 115087, 125132, 131528, 174836, 230174, 250264, 263056, 305963, 349672, 460348, 500528, 611926, 699344, 920696, 1223852, 1792069, 1841392, 2447704, 3584138, 4895408, 7168276, 12544483, 14336552, 25088966, 28673104, 50177932, 100355864, 200711728]

約数ペア:

[(1, 200711728), (2, 100355864), (4, 50177932), (7, 28673104), (8, 25088966), (14, 14336552), (16, 12544483), (28, 7168276), (41, 4895408), (56, 3584138), (82, 2447704), (109, 1841392), (112, 1792069), (164, 1223852), (218, 920696), (287, 699344), (328, 611926), (401, 500528), (436, 460348), (574, 349672), (656, 305963), (763, 263056), (802, 250264), (872, 230174), (1148, 174836), (1526, 131528), (1604, 125132), (1744, 115087), (2296, 87418), (2807, 71504), (3052, 65764), (3208, 62566), (4469, 44912), (4592, 43709), (5614, 35752), (6104, 32882), (6416, 31283), (8938, 22456), (11228, 17876), (12208, 16441)]