25977126020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1\times {\mathrm{48787}}^1$

素因数の和:49212

約数の個数: 48

約数和(自身を含む): 55407555840

約数和(自身を除く): 29430429820

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 337, 395, 674, 790, 1348, 1580, 1685, 3370, 6740, 26623, 48787, 53246, 97574, 106492, 133115, 195148, 243935, 266230, 487870, 532460, 975740, 3854173, 7708346, 15416692, 16441219, 19270865, 32882438, 38541730, 65764876, 77083460, 82206095, 164412190, 328824380, 1298856301, 2597712602, 5195425204, 6494281505, 12988563010, 25977126020]

約数ペア:

[(1, 25977126020), (2, 12988563010), (4, 6494281505), (5, 5195425204), (10, 2597712602), (20, 1298856301), (79, 328824380), (158, 164412190), (316, 82206095), (337, 77083460), (395, 65764876), (674, 38541730), (790, 32882438), (1348, 19270865), (1580, 16441219), (1685, 15416692), (3370, 7708346), (6740, 3854173), (26623, 975740), (48787, 532460), (53246, 487870), (97574, 266230), (106492, 243935), (133115, 195148)]