827778040

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1\times {\mathrm{607}}^1$

素因数の和:1052

約数の個数: 64

約数和(自身を含む): 1889372160

約数和(自身を除く): 1061594120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 331, 412, 515, 607, 662, 824, 1030, 1214, 1324, 1655, 2060, 2428, 2648, 3035, 3310, 4120, 4856, 6070, 6620, 12140, 13240, 24280, 34093, 62521, 68186, 125042, 136372, 170465, 200917, 250084, 272744, 312605, 340930, 401834, 500168, 625210, 681860, 803668, 1004585, 1250420, 1363720, 1607336, 2009170, 2500840, 4018340, 8036680, 20694451, 41388902, 82777804, 103472255, 165555608, 206944510, 413889020, 827778040]

約数ペア:

[(1, 827778040), (2, 413889020), (4, 206944510), (5, 165555608), (8, 103472255), (10, 82777804), (20, 41388902), (40, 20694451), (103, 8036680), (206, 4018340), (331, 2500840), (412, 2009170), (515, 1607336), (607, 1363720), (662, 1250420), (824, 1004585), (1030, 803668), (1214, 681860), (1324, 625210), (1655, 500168), (2060, 401834), (2428, 340930), (2648, 312605), (3035, 272744), (3310, 250084), (4120, 200917), (4856, 170465), (6070, 136372), (6620, 125042), (12140, 68186), (13240, 62521), (24280, 34093)]