72163425

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{569}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 127224000

約数和(自身を除く): 55060575

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 89, 95, 267, 285, 445, 475, 569, 1335, 1425, 1691, 1707, 2225, 2845, 5073, 6675, 8455, 8535, 10811, 14225, 25365, 32433, 42275, 42675, 50641, 54055, 126825, 151923, 162165, 253205, 270275, 759615, 810825, 962179, 1266025, 2886537, 3798075, 4810895, 14432685, 24054475, 72163425]

約数ペア:

[(1, 72163425), (3, 24054475), (5, 14432685), (15, 4810895), (19, 3798075), (25, 2886537), (57, 1266025), (75, 962179), (89, 810825), (95, 759615), (267, 270275), (285, 253205), (445, 162165), (475, 151923), (569, 126825), (1335, 54055), (1425, 50641), (1691, 42675), (1707, 42275), (2225, 32433), (2845, 25365), (5073, 14225), (6675, 10811), (8455, 8535)]