1982810800

素因数分解:

$2^4\times 5^2\times {\mathrm{389}}^1\times {\mathrm{12743}}^1$

素因数の和:13150

約数の個数: 60

約数和(自身を含む): 4776323760

約数和(自身を除く): 2793512960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 389, 400, 778, 1556, 1945, 3112, 3890, 6224, 7780, 9725, 12743, 15560, 19450, 25486, 31120, 38900, 50972, 63715, 77800, 101944, 127430, 155600, 203888, 254860, 318575, 509720, 637150, 1019440, 1274300, 2548600, 4957027, 5097200, 9914054, 19828108, 24785135, 39656216, 49570270, 79312432, 99140540, 123925675, 198281080, 247851350, 396562160, 495702700, 991405400, 1982810800]

約数ペア:

[(1, 1982810800), (2, 991405400), (4, 495702700), (5, 396562160), (8, 247851350), (10, 198281080), (16, 123925675), (20, 99140540), (25, 79312432), (40, 49570270), (50, 39656216), (80, 24785135), (100, 19828108), (200, 9914054), (389, 5097200), (400, 4957027), (778, 2548600), (1556, 1274300), (1945, 1019440), (3112, 637150), (3890, 509720), (6224, 318575), (7780, 254860), (9725, 203888), (12743, 155600), (15560, 127430), (19450, 101944), (25486, 77800), (31120, 63715), (38900, 50972)]