55198520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1051}}^1$

素因数の和:1176

約数の個数: 64

約数和(自身を含む): 135203040

約数和(自身を除く): 80004520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 101, 104, 130, 202, 260, 404, 505, 520, 808, 1010, 1051, 1313, 2020, 2102, 2626, 4040, 4204, 5252, 5255, 6565, 8408, 10504, 10510, 13130, 13663, 21020, 26260, 27326, 42040, 52520, 54652, 68315, 106151, 109304, 136630, 212302, 273260, 424604, 530755, 546520, 849208, 1061510, 1379963, 2123020, 2759926, 4246040, 5519852, 6899815, 11039704, 13799630, 27599260, 55198520]

約数ペア:

[(1, 55198520), (2, 27599260), (4, 13799630), (5, 11039704), (8, 6899815), (10, 5519852), (13, 4246040), (20, 2759926), (26, 2123020), (40, 1379963), (52, 1061510), (65, 849208), (101, 546520), (104, 530755), (130, 424604), (202, 273260), (260, 212302), (404, 136630), (505, 109304), (520, 106151), (808, 68315), (1010, 54652), (1051, 52520), (1313, 42040), (2020, 27326), (2102, 26260), (2626, 21020), (4040, 13663), (4204, 13130), (5252, 10510), (5255, 10504), (6565, 8408)]