71931500

素因数分解:

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

素因数の和:803

約数の個数: 48

約数和(自身を含む): 157955616

約数和(自身を除く): 86024116

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 293, 491, 500, 586, 982, 1172, 1465, 1964, 2455, 2930, 4910, 5860, 7325, 9820, 12275, 14650, 24550, 29300, 36625, 49100, 61375, 73250, 122750, 143863, 146500, 245500, 287726, 575452, 719315, 1438630, 2877260, 3596575, 7193150, 14386300, 17982875, 35965750, 71931500]

約数ペア:

[(1, 71931500), (2, 35965750), (4, 17982875), (5, 14386300), (10, 7193150), (20, 3596575), (25, 2877260), (50, 1438630), (100, 719315), (125, 575452), (250, 287726), (293, 245500), (491, 146500), (500, 143863), (586, 122750), (982, 73250), (1172, 61375), (1465, 49100), (1964, 36625), (2455, 29300), (2930, 24550), (4910, 14650), (5860, 12275), (7325, 9820)]