26303840

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2081}}^1$

素因数の和:2175

約数の個数: 48

約数和(自身を含む): 62959680

約数和(自身を除く): 36655840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 790, 1264, 1580, 2081, 2528, 3160, 4162, 6320, 8324, 10405, 12640, 16648, 20810, 33296, 41620, 66592, 83240, 164399, 166480, 328798, 332960, 657596, 821995, 1315192, 1643990, 2630384, 3287980, 5260768, 6575960, 13151920, 26303840]

約数ペア:

[(1, 26303840), (2, 13151920), (4, 6575960), (5, 5260768), (8, 3287980), (10, 2630384), (16, 1643990), (20, 1315192), (32, 821995), (40, 657596), (79, 332960), (80, 328798), (158, 166480), (160, 164399), (316, 83240), (395, 66592), (632, 41620), (790, 33296), (1264, 20810), (1580, 16648), (2081, 12640), (2528, 10405), (3160, 8324), (4162, 6320)]