52480280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{347}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 125280000

約数和(自身を除く): 72799720

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 199, 347, 380, 398, 694, 760, 796, 995, 1388, 1592, 1735, 1990, 2776, 3470, 3781, 3980, 6593, 6940, 7562, 7960, 13186, 13880, 15124, 18905, 26372, 30248, 32965, 37810, 52744, 65930, 69053, 75620, 131860, 138106, 151240, 263720, 276212, 345265, 552424, 690530, 1312007, 1381060, 2624014, 2762120, 5248028, 6560035, 10496056, 13120070, 26240140, 52480280]

約数ペア:

[(1, 52480280), (2, 26240140), (4, 13120070), (5, 10496056), (8, 6560035), (10, 5248028), (19, 2762120), (20, 2624014), (38, 1381060), (40, 1312007), (76, 690530), (95, 552424), (152, 345265), (190, 276212), (199, 263720), (347, 151240), (380, 138106), (398, 131860), (694, 75620), (760, 69053), (796, 65930), (995, 52744), (1388, 37810), (1592, 32965), (1735, 30248), (1990, 26372), (2776, 18905), (3470, 15124), (3781, 13880), (3980, 13186), (6593, 7960), (6940, 7562)]