86749725

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3581}}^1$

素因数の和:3630

約数の個数: 48

約数和(自身を含む): 159900480

約数和(自身を除く): 73150755

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 969, 1275, 1425, 1615, 3581, 4845, 8075, 10743, 17905, 24225, 53715, 60877, 68039, 89525, 182631, 204117, 268575, 304385, 340195, 913155, 1020585, 1156663, 1521925, 1700975, 3469989, 4565775, 5102925, 5783315, 17349945, 28916575, 86749725]

約数ペア:

[(1, 86749725), (3, 28916575), (5, 17349945), (15, 5783315), (17, 5102925), (19, 4565775), (25, 3469989), (51, 1700975), (57, 1521925), (75, 1156663), (85, 1020585), (95, 913155), (255, 340195), (285, 304385), (323, 268575), (425, 204117), (475, 182631), (969, 89525), (1275, 68039), (1425, 60877), (1615, 53715), (3581, 24225), (4845, 17905), (8075, 10743)]