105215360

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2081}}^1$

素因数の和:2179

約数の個数: 64

約数和(自身を含む): 254836800

約数和(自身を除く): 149621440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 316, 320, 395, 632, 640, 790, 1264, 1580, 2081, 2528, 3160, 4162, 5056, 6320, 8324, 10112, 10405, 12640, 16648, 20810, 25280, 33296, 41620, 50560, 66592, 83240, 133184, 164399, 166480, 266368, 328798, 332960, 657596, 665920, 821995, 1315192, 1331840, 1643990, 2630384, 3287980, 5260768, 6575960, 10521536, 13151920, 21043072, 26303840, 52607680, 105215360]

約数ペア:

[(1, 105215360), (2, 52607680), (4, 26303840), (5, 21043072), (8, 13151920), (10, 10521536), (16, 6575960), (20, 5260768), (32, 3287980), (40, 2630384), (64, 1643990), (79, 1331840), (80, 1315192), (128, 821995), (158, 665920), (160, 657596), (316, 332960), (320, 328798), (395, 266368), (632, 166480), (640, 164399), (790, 133184), (1264, 83240), (1580, 66592), (2081, 50560), (2528, 41620), (3160, 33296), (4162, 25280), (5056, 20810), (6320, 16648), (8324, 12640), (10112, 10405)]