201533120

素因数分解:

$2^6\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1619}}^1$

素因数の和:2025

約数の個数: 56

約数和(自身を含む): 481431600

約数和(自身を除く): 279898480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 389, 778, 1556, 1619, 1945, 3112, 3238, 3890, 6224, 6476, 7780, 8095, 12448, 12952, 15560, 16190, 24896, 25904, 31120, 32380, 51808, 62240, 64760, 103616, 124480, 129520, 259040, 518080, 629791, 1259582, 2519164, 3148955, 5038328, 6297910, 10076656, 12595820, 20153312, 25191640, 40306624, 50383280, 100766560, 201533120]

約数ペア:

[(1, 201533120), (2, 100766560), (4, 50383280), (5, 40306624), (8, 25191640), (10, 20153312), (16, 12595820), (20, 10076656), (32, 6297910), (40, 5038328), (64, 3148955), (80, 2519164), (160, 1259582), (320, 629791), (389, 518080), (778, 259040), (1556, 129520), (1619, 124480), (1945, 103616), (3112, 64760), (3238, 62240), (3890, 51808), (6224, 32380), (6476, 31120), (7780, 25904), (8095, 24896), (12448, 16190), (12952, 15560)]