1555988960

素因数分解:

$2^5\times 5^1\times {\mathrm{199}}^1\times {\mathrm{48869}}^1$

素因数の和:49083

約数の個数: 48

約数和(自身を含む): 3694572000

約数和(自身を除く): 2138583040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 6368, 7960, 15920, 31840, 48869, 97738, 195476, 244345, 390952, 488690, 781904, 977380, 1563808, 1954760, 3909520, 7819040, 9724931, 19449862, 38899724, 48624655, 77799448, 97249310, 155598896, 194498620, 311197792, 388997240, 777994480, 1555988960]

約数ペア:

[(1, 1555988960), (2, 777994480), (4, 388997240), (5, 311197792), (8, 194498620), (10, 155598896), (16, 97249310), (20, 77799448), (32, 48624655), (40, 38899724), (80, 19449862), (160, 9724931), (199, 7819040), (398, 3909520), (796, 1954760), (995, 1563808), (1592, 977380), (1990, 781904), (3184, 488690), (3980, 390952), (6368, 244345), (7960, 195476), (15920, 97738), (31840, 48869)]