66249700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{263}}^1$

素因数の和:517

約数の個数: 72

約数和(自身を含む): 158114880

約数和(自身を除く): 91865180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 229, 263, 275, 458, 526, 550, 916, 1052, 1100, 1145, 1315, 2290, 2519, 2630, 2893, 4580, 5038, 5260, 5725, 5786, 6575, 10076, 11450, 11572, 12595, 13150, 14465, 22900, 25190, 26300, 28930, 50380, 57860, 60227, 62975, 72325, 120454, 125950, 144650, 240908, 251900, 289300, 301135, 602270, 662497, 1204540, 1324994, 1505675, 2649988, 3011350, 3312485, 6022700, 6624970, 13249940, 16562425, 33124850, 66249700]

約数ペア:

[(1, 66249700), (2, 33124850), (4, 16562425), (5, 13249940), (10, 6624970), (11, 6022700), (20, 3312485), (22, 3011350), (25, 2649988), (44, 1505675), (50, 1324994), (55, 1204540), (100, 662497), (110, 602270), (220, 301135), (229, 289300), (263, 251900), (275, 240908), (458, 144650), (526, 125950), (550, 120454), (916, 72325), (1052, 62975), (1100, 60227), (1145, 57860), (1315, 50380), (2290, 28930), (2519, 26300), (2630, 25190), (2893, 22900), (4580, 14465), (5038, 13150), (5260, 12595), (5725, 11572), (5786, 11450), (6575, 10076)]