99410440

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 229075200

約数和(自身を除く): 129664760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 163, 193, 316, 326, 386, 395, 632, 652, 772, 790, 815, 965, 1304, 1544, 1580, 1630, 1930, 3160, 3260, 3860, 6520, 7720, 12877, 15247, 25754, 30494, 31459, 51508, 60988, 62918, 64385, 76235, 103016, 121976, 125836, 128770, 152470, 157295, 251672, 257540, 304940, 314590, 515080, 609880, 629180, 1258360, 2485261, 4970522, 9941044, 12426305, 19882088, 24852610, 49705220, 99410440]

約数ペア:

[(1, 99410440), (2, 49705220), (4, 24852610), (5, 19882088), (8, 12426305), (10, 9941044), (20, 4970522), (40, 2485261), (79, 1258360), (158, 629180), (163, 609880), (193, 515080), (316, 314590), (326, 304940), (386, 257540), (395, 251672), (632, 157295), (652, 152470), (772, 128770), (790, 125836), (815, 121976), (965, 103016), (1304, 76235), (1544, 64385), (1580, 62918), (1630, 60988), (1930, 51508), (3160, 31459), (3260, 30494), (3860, 25754), (6520, 15247), (7720, 12877)]