28772600

素因数分解:

$2^3\times 5^2\times {\mathrm{293}}^1\times {\mathrm{491}}^1$

素因数の和:800

約数の個数: 48

約数和(自身を含む): 67261320

約数和(自身を除く): 38488720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 293, 491, 586, 982, 1172, 1465, 1964, 2344, 2455, 2930, 3928, 4910, 5860, 7325, 9820, 11720, 12275, 14650, 19640, 24550, 29300, 49100, 58600, 98200, 143863, 287726, 575452, 719315, 1150904, 1438630, 2877260, 3596575, 5754520, 7193150, 14386300, 28772600]

約数ペア:

[(1, 28772600), (2, 14386300), (4, 7193150), (5, 5754520), (8, 3596575), (10, 2877260), (20, 1438630), (25, 1150904), (40, 719315), (50, 575452), (100, 287726), (200, 143863), (293, 98200), (491, 58600), (586, 49100), (982, 29300), (1172, 24550), (1465, 19640), (1964, 14650), (2344, 12275), (2455, 11720), (2930, 9820), (3928, 7325), (4910, 5860)]