71939325

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{3319}}^1$

素因数の和:3366

約数の個数: 36

約数和(自身を含む): 126385760

約数和(自身を除く): 54446435

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 289, 425, 867, 1275, 1445, 3319, 4335, 7225, 9957, 16595, 21675, 49785, 56423, 82975, 169269, 248925, 282115, 846345, 959191, 1410575, 2877573, 4231725, 4795955, 14387865, 23979775, 71939325]

約数ペア:

[(1, 71939325), (3, 23979775), (5, 14387865), (15, 4795955), (17, 4231725), (25, 2877573), (51, 1410575), (75, 959191), (85, 846345), (255, 282115), (289, 248925), (425, 169269), (867, 82975), (1275, 56423), (1445, 49785), (3319, 21675), (4335, 16595), (7225, 9957)]